Home / 19,374.30-29,061.45-5,334.30

Finding the Fourth Proportional to 19,374.30, 29,061.45 and 5,334.30

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Solution

The fourth proportional to 19,374.30, 29,061.45 and 5,334.30 is: 8,001.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,374.30 : 29,061.45 = 5,334.30 : x
  2. Step 2: Convert to fraction form
    19,374.30/29,061.45 = 5,334.30/x
  3. Step 3: Cross multiply
    19,374.30x = 29,061.45 × 5,334.30
  4. Step 4: Simplify right side
    19,374.30x = 155,022,492.74
  5. Step 5: Solve for x
    x = 155,022,492.74/19,374.30
  6. Step 6: Final answer
    x = 8,001.45

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1.5x scale

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.