Home / 36,931.32-55,403.46-15,884.28

Finding the Fourth Proportional to 36,931.32, 55,403.46 and 15,884.28

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Solution

The fourth proportional to 36,931.32, 55,403.46 and 15,884.28 is: 23,829.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,931.32 : 55,403.46 = 15,884.28 : x
  2. Step 2: Convert to fraction form
    36,931.32/55,403.46 = 15,884.28/x
  3. Step 3: Cross multiply
    36,931.32x = 55,403.46 × 15,884.28
  4. Step 4: Simplify right side
    36,931.32x = 880,044,071.61
  5. Step 5: Solve for x
    x = 880,044,071.61/36,931.32
  6. Step 6: Final answer
    x = 23,829.21

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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.