Home / 39,752.55-59,628.41-10,170.15

Finding the Fourth Proportional to 39,752.55, 59,628.41 and 10,170.15

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Solution

The fourth proportional to 39,752.55, 59,628.41 and 10,170.15 is: 15,255.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,752.55 : 59,628.41 = 10,170.15 : x
  2. Step 2: Convert to fraction form
    39,752.55/59,628.41 = 10,170.15/x
  3. Step 3: Cross multiply
    39,752.55x = 59,628.41 × 10,170.15
  4. Step 4: Simplify right side
    39,752.55x = 606,429,823.11
  5. Step 5: Solve for x
    x = 606,429,823.11/39,752.55
  6. Step 6: Final answer
    x = 15,255.12

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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.