Home / 39,442.45-59,192.22-15,430.29

Finding the Fourth Proportional to 39,442.45, 59,192.22 and 15,430.29

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Solution

The fourth proportional to 39,442.45, 59,192.22 and 15,430.29 is: 23,156.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,442.45 : 59,192.22 = 15,430.29 : x
  2. Step 2: Convert to fraction form
    39,442.45/59,192.22 = 15,430.29/x
  3. Step 3: Cross multiply
    39,442.45x = 59,192.22 × 15,430.29
  4. Step 4: Simplify right side
    39,442.45x = 913,353,400.18
  5. Step 5: Solve for x
    x = 913,353,400.18/39,442.45
  6. Step 6: Final answer
    x = 23,156.61

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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.