Home / 45,661.24-63,012.32-25,518.12

Finding the Fourth Proportional to 45,661.24, 63,012.32 and 25,518.12

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Solution

The fourth proportional to 45,661.24, 63,012.32 and 25,518.12 is: 35,214.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,661.24 : 63,012.32 = 25,518.12 : x
  2. Step 2: Convert to fraction form
    45,661.24/63,012.32 = 25,518.12/x
  3. Step 3: Cross multiply
    45,661.24x = 63,012.32 × 25,518.12
  4. Step 4: Simplify right side
    45,661.24x = 1,607,955,675.04
  5. Step 5: Solve for x
    x = 1,607,955,675.04/45,661.24
  6. Step 6: Final answer
    x = 35,214.89

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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.