Home / 28,210.04-42,381.18-26,614.12

Finding the Fourth Proportional to 28,210.04, 42,381.18 and 26,614.12

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Solution

The fourth proportional to 28,210.04, 42,381.18 and 26,614.12 is: 39,983.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,210.04 : 42,381.18 = 26,614.12 : x
  2. Step 2: Convert to fraction form
    28,210.04/42,381.18 = 26,614.12/x
  3. Step 3: Cross multiply
    28,210.04x = 42,381.18 × 26,614.12
  4. Step 4: Simplify right side
    28,210.04x = 1,127,937,892.80
  5. Step 5: Solve for x
    x = 1,127,937,892.80/28,210.04
  6. Step 6: Final answer
    x = 39,983.56

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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.