Home / 31,716.08-47,574.12-10,652.12

Finding the Fourth Proportional to 31,716.08, 47,574.12 and 10,652.12

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Solution

The fourth proportional to 31,716.08, 47,574.12 and 10,652.12 is: 15,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,716.08 : 47,574.12 = 10,652.12 : x
  2. Step 2: Convert to fraction form
    31,716.08/47,574.12 = 10,652.12/x
  3. Step 3: Cross multiply
    31,716.08x = 47,574.12 × 10,652.12
  4. Step 4: Simplify right side
    31,716.08x = 506,765,235.13
  5. Step 5: Solve for x
    x = 506,765,235.13/31,716.08
  6. Step 6: Final answer
    x = 15,978.18

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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.