Home / 19,331.29-29,001.54-6,852.40

Finding the Fourth Proportional to 19,331.29, 29,001.54 and 6,852.40

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Solution

The fourth proportional to 19,331.29, 29,001.54 and 6,852.40 is: 10,280.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,331.29 : 29,001.54 = 6,852.40 : x
  2. Step 2: Convert to fraction form
    19,331.29/29,001.54 = 6,852.40/x
  3. Step 3: Cross multiply
    19,331.29x = 29,001.54 × 6,852.40
  4. Step 4: Simplify right side
    19,331.29x = 198,730,152.70
  5. Step 5: Solve for x
    x = 198,730,152.70/19,331.29
  6. Step 6: Final answer
    x = 10,280.23

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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.