Home / 47,238.07-70,867.10-15,646.34

Finding the Fourth Proportional to 47,238.07, 70,867.10 and 15,646.34

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Solution

The fourth proportional to 47,238.07, 70,867.10 and 15,646.34 is: 23,472.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,238.07 : 70,867.10 = 15,646.34 : x
  2. Step 2: Convert to fraction form
    47,238.07/70,867.10 = 15,646.34/x
  3. Step 3: Cross multiply
    47,238.07x = 70,867.10 × 15,646.34
  4. Step 4: Simplify right side
    47,238.07x = 1,108,810,663.18
  5. Step 5: Solve for x
    x = 1,108,810,663.18/47,238.07
  6. Step 6: Final answer
    x = 23,472.82

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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.