Home / 19,376.64-29,061.64-5,333.55

Finding the Fourth Proportional to 19,376.64, 29,061.64 and 5,333.55

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Solution

The fourth proportional to 19,376.64, 29,061.64 and 5,333.55 is: 7,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,376.64 : 29,061.64 = 5,333.55 : x
  2. Step 2: Convert to fraction form
    19,376.64/29,061.64 = 5,333.55/x
  3. Step 3: Cross multiply
    19,376.64x = 29,061.64 × 5,333.55
  4. Step 4: Simplify right side
    19,376.64x = 155,001,577.71
  5. Step 5: Solve for x
    x = 155,001,577.71/19,376.64
  6. Step 6: Final answer
    x = 7,999.40

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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.