Home / 38,443.24-57,695.10-17,655.40

Finding the Fourth Proportional to 38,443.24, 57,695.10 and 17,655.40

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Solution

The fourth proportional to 38,443.24, 57,695.10 and 17,655.40 is: 26,496.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,443.24 : 57,695.10 = 17,655.40 : x
  2. Step 2: Convert to fraction form
    38,443.24/57,695.10 = 17,655.40/x
  3. Step 3: Cross multiply
    38,443.24x = 57,695.10 × 17,655.40
  4. Step 4: Simplify right side
    38,443.24x = 1,018,630,068.54
  5. Step 5: Solve for x
    x = 1,018,630,068.54/38,443.24
  6. Step 6: Final answer
    x = 26,496.99

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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.