Home / 47,013.88-70,528.11-15,416.59

Finding the Fourth Proportional to 47,013.88, 70,528.11 and 15,416.59

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Solution

The fourth proportional to 47,013.88, 70,528.11 and 15,416.59 is: 23,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,013.88 : 70,528.11 = 15,416.59 : x
  2. Step 2: Convert to fraction form
    47,013.88/70,528.11 = 15,416.59/x
  3. Step 3: Cross multiply
    47,013.88x = 70,528.11 × 15,416.59
  4. Step 4: Simplify right side
    47,013.88x = 1,087,302,602.70
  5. Step 5: Solve for x
    x = 1,087,302,602.70/47,013.88
  6. Step 6: Final answer
    x = 23,127.27

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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.