Home / 38,526.23-53,166.22-21,531.17

Finding the Fourth Proportional to 38,526.23, 53,166.22 and 21,531.17

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Solution

The fourth proportional to 38,526.23, 53,166.22 and 21,531.17 is: 29,713.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,526.23 : 53,166.22 = 21,531.17 : x
  2. Step 2: Convert to fraction form
    38,526.23/53,166.22 = 21,531.17/x
  3. Step 3: Cross multiply
    38,526.23x = 53,166.22 × 21,531.17
  4. Step 4: Simplify right side
    38,526.23x = 1,144,731,000.17
  5. Step 5: Solve for x
    x = 1,144,731,000.17/38,526.23
  6. Step 6: Final answer
    x = 29,713.03

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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.