Home / 25,070.40-37,612.08-13,374

Finding the Fourth Proportional to 25,070.40, 37,612.08 and 13,374

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Solution

The fourth proportional to 25,070.40, 37,612.08 and 13,374 is: 20,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,070.40 : 37,612.08 = 13,374 : x
  2. Step 2: Convert to fraction form
    25,070.40/37,612.08 = 13,374/x
  3. Step 3: Cross multiply
    25,070.40x = 37,612.08 × 13,374
  4. Step 4: Simplify right side
    25,070.40x = 503,023,957.92
  5. Step 5: Solve for x
    x = 503,023,957.92/25,070.40
  6. Step 6: Final answer
    x = 20,064.46

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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.