Home / 26,527.84-39,779-15,437.02

Finding the Fourth Proportional to 26,527.84, 39,779 and 15,437.02

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Solution

The fourth proportional to 26,527.84, 39,779 and 15,437.02 is: 23,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,527.84 : 39,779 = 15,437.02 : x
  2. Step 2: Convert to fraction form
    26,527.84/39,779 = 15,437.02/x
  3. Step 3: Cross multiply
    26,527.84x = 39,779 × 15,437.02
  4. Step 4: Simplify right side
    26,527.84x = 614,069,218.58
  5. Step 5: Solve for x
    x = 614,069,218.58/26,527.84
  6. Step 6: Final answer
    x = 23,148.10

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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.