Home / 47,092.08-70,638.06-12,031.74

Finding the Fourth Proportional to 47,092.08, 70,638.06 and 12,031.74

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Solution

The fourth proportional to 47,092.08, 70,638.06 and 12,031.74 is: 18,047.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,092.08 : 70,638.06 = 12,031.74 : x
  2. Step 2: Convert to fraction form
    47,092.08/70,638.06 = 12,031.74/x
  3. Step 3: Cross multiply
    47,092.08x = 70,638.06 × 12,031.74
  4. Step 4: Simplify right side
    47,092.08x = 849,898,772.02
  5. Step 5: Solve for x
    x = 849,898,772.02/47,092.08
  6. Step 6: Final answer
    x = 18,047.59

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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.