Home / 38,068.16-52,536.48-21,306.56

Finding the Fourth Proportional to 38,068.16, 52,536.48 and 21,306.56

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Solution

The fourth proportional to 38,068.16, 52,536.48 and 21,306.56 is: 29,404.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,068.16 : 52,536.48 = 21,306.56 : x
  2. Step 2: Convert to fraction form
    38,068.16/52,536.48 = 21,306.56/x
  3. Step 3: Cross multiply
    38,068.16x = 52,536.48 × 21,306.56
  4. Step 4: Simplify right side
    38,068.16x = 1,119,371,663.31
  5. Step 5: Solve for x
    x = 1,119,371,663.31/38,068.16
  6. Step 6: Final answer
    x = 29,404.41

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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.