Home / 19,387.53-29,085.75-5,536.53

Finding the Fourth Proportional to 19,387.53, 29,085.75 and 5,536.53

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Solution

The fourth proportional to 19,387.53, 29,085.75 and 5,536.53 is: 8,306.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,387.53 : 29,085.75 = 5,536.53 : x
  2. Step 2: Convert to fraction form
    19,387.53/29,085.75 = 5,536.53/x
  3. Step 3: Cross multiply
    19,387.53x = 29,085.75 × 5,536.53
  4. Step 4: Simplify right side
    19,387.53x = 161,034,127.45
  5. Step 5: Solve for x
    x = 161,034,127.45/19,387.53
  6. Step 6: Final answer
    x = 8,306.07

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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.