Home / 42,703.60-64,024.61-26,059.72

Finding the Fourth Proportional to 42,703.60, 64,024.61 and 26,059.72

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Solution

The fourth proportional to 42,703.60, 64,024.61 and 26,059.72 is: 39,070.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,703.60 : 64,024.61 = 26,059.72 : x
  2. Step 2: Convert to fraction form
    42,703.60/64,024.61 = 26,059.72/x
  3. Step 3: Cross multiply
    42,703.60x = 64,024.61 × 26,059.72
  4. Step 4: Simplify right side
    42,703.60x = 1,668,463,154.74
  5. Step 5: Solve for x
    x = 1,668,463,154.74/42,703.60
  6. Step 6: Final answer
    x = 39,070.79

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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.