Home / 19,587.62-29,363.61-7,102.28

Finding the Fourth Proportional to 19,587.62, 29,363.61 and 7,102.28

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Solution

The fourth proportional to 19,587.62, 29,363.61 and 7,102.28 is: 10,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.62 : 29,363.61 = 7,102.28 : x
  2. Step 2: Convert to fraction form
    19,587.62/29,363.61 = 7,102.28/x
  3. Step 3: Cross multiply
    19,587.62x = 29,363.61 × 7,102.28
  4. Step 4: Simplify right side
    19,587.62x = 208,548,680.07
  5. Step 5: Solve for x
    x = 208,548,680.07/19,587.62
  6. Step 6: Final answer
    x = 10,646.96

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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.