Home / 45,931.86-63,381.81-25,789.62

Finding the Fourth Proportional to 45,931.86, 63,381.81 and 25,789.62

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Solution

The fourth proportional to 45,931.86, 63,381.81 and 25,789.62 is: 35,587.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,931.86 : 63,381.81 = 25,789.62 : x
  2. Step 2: Convert to fraction form
    45,931.86/63,381.81 = 25,789.62/x
  3. Step 3: Cross multiply
    45,931.86x = 63,381.81 × 25,789.62
  4. Step 4: Simplify right side
    45,931.86x = 1,634,592,794.81
  5. Step 5: Solve for x
    x = 1,634,592,794.81/45,931.86
  6. Step 6: Final answer
    x = 35,587.34

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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.