Home / 27,427.04-37,834.68-18,459.20

Finding the Fourth Proportional to 27,427.04, 37,834.68 and 18,459.20

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Solution

The fourth proportional to 27,427.04, 37,834.68 and 18,459.20 is: 25,463.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,427.04 : 37,834.68 = 18,459.20 : x
  2. Step 2: Convert to fraction form
    27,427.04/37,834.68 = 18,459.20/x
  3. Step 3: Cross multiply
    27,427.04x = 37,834.68 × 18,459.20
  4. Step 4: Simplify right side
    27,427.04x = 698,397,925.06
  5. Step 5: Solve for x
    x = 698,397,925.06/27,427.04
  6. Step 6: Final answer
    x = 25,463.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.