Home / 45,931.08-63,387.27-25,786.92

Finding the Fourth Proportional to 45,931.08, 63,387.27 and 25,786.92

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Solution

The fourth proportional to 45,931.08, 63,387.27 and 25,786.92 is: 35,587.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,931.08 : 63,387.27 = 25,786.92 : x
  2. Step 2: Convert to fraction form
    45,931.08/63,387.27 = 25,786.92/x
  3. Step 3: Cross multiply
    45,931.08x = 63,387.27 × 25,786.92
  4. Step 4: Simplify right side
    45,931.08x = 1,634,562,460.51
  5. Step 5: Solve for x
    x = 1,634,562,460.51/45,931.08
  6. Step 6: Final answer
    x = 35,587.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.