Home / 38,269.48-52,814.66-21,275.08

Finding the Fourth Proportional to 38,269.48, 52,814.66 and 21,275.08

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Solution

The fourth proportional to 38,269.48, 52,814.66 and 21,275.08 is: 29,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,269.48 : 52,814.66 = 21,275.08 : x
  2. Step 2: Convert to fraction form
    38,269.48/52,814.66 = 21,275.08/x
  3. Step 3: Cross multiply
    38,269.48x = 52,814.66 × 21,275.08
  4. Step 4: Simplify right side
    38,269.48x = 1,123,636,116.67
  5. Step 5: Solve for x
    x = 1,123,636,116.67/38,269.48
  6. Step 6: Final answer
    x = 29,361.15

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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.