Home / 47,031.77-70,546.91-18,951.17

Finding the Fourth Proportional to 47,031.77, 70,546.91 and 18,951.17

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Solution

The fourth proportional to 47,031.77, 70,546.91 and 18,951.17 is: 28,426.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,031.77 : 70,546.91 = 18,951.17 : x
  2. Step 2: Convert to fraction form
    47,031.77/70,546.91 = 18,951.17/x
  3. Step 3: Cross multiply
    47,031.77x = 70,546.91 × 18,951.17
  4. Step 4: Simplify right side
    47,031.77x = 1,336,946,036.89
  5. Step 5: Solve for x
    x = 1,336,946,036.89/47,031.77
  6. Step 6: Final answer
    x = 28,426.44

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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.