Home / 19,551.83-29,331.85-8,460.10

Finding the Fourth Proportional to 19,551.83, 29,331.85 and 8,460.10

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Solution

The fourth proportional to 19,551.83, 29,331.85 and 8,460.10 is: 12,691.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,551.83 : 29,331.85 = 8,460.10 : x
  2. Step 2: Convert to fraction form
    19,551.83/29,331.85 = 8,460.10/x
  3. Step 3: Cross multiply
    19,551.83x = 29,331.85 × 8,460.10
  4. Step 4: Simplify right side
    19,551.83x = 248,150,384.19
  5. Step 5: Solve for x
    x = 248,150,384.19/19,551.83
  6. Step 6: Final answer
    x = 12,691.93

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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.