Home / 31,500.36-47,254.19-10,442.25

Finding the Fourth Proportional to 31,500.36, 47,254.19 and 10,442.25

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Solution

The fourth proportional to 31,500.36, 47,254.19 and 10,442.25 is: 15,664.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,500.36 : 47,254.19 = 10,442.25 : x
  2. Step 2: Convert to fraction form
    31,500.36/47,254.19 = 10,442.25/x
  3. Step 3: Cross multiply
    31,500.36x = 47,254.19 × 10,442.25
  4. Step 4: Simplify right side
    31,500.36x = 493,440,013.32
  5. Step 5: Solve for x
    x = 493,440,013.32/31,500.36
  6. Step 6: Final answer
    x = 15,664.58

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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.