Home / 15,368.05-23,058.15-7,042.06

Finding the Fourth Proportional to 15,368.05, 23,058.15 and 7,042.06

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Solution

The fourth proportional to 15,368.05, 23,058.15 and 7,042.06 is: 10,565.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,368.05 : 23,058.15 = 7,042.06 : x
  2. Step 2: Convert to fraction form
    15,368.05/23,058.15 = 7,042.06/x
  3. Step 3: Cross multiply
    15,368.05x = 23,058.15 × 7,042.06
  4. Step 4: Simplify right side
    15,368.05x = 162,376,875.79
  5. Step 5: Solve for x
    x = 162,376,875.79/15,368.05
  6. Step 6: Final answer
    x = 10,565.87

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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.