Home / 25,209.71-37,814.55-10,402.35

Finding the Fourth Proportional to 25,209.71, 37,814.55 and 10,402.35

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Solution

The fourth proportional to 25,209.71, 37,814.55 and 10,402.35 is: 15,603.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,209.71 : 37,814.55 = 10,402.35 : x
  2. Step 2: Convert to fraction form
    25,209.71/37,814.55 = 10,402.35/x
  3. Step 3: Cross multiply
    25,209.71x = 37,814.55 × 10,402.35
  4. Step 4: Simplify right side
    25,209.71x = 393,360,184.19
  5. Step 5: Solve for x
    x = 393,360,184.19/25,209.71
  6. Step 6: Final answer
    x = 15,603.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.