Home / 31,630.18-47,472.54-17,604.22

Finding the Fourth Proportional to 31,630.18, 47,472.54 and 17,604.22

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Solution

The fourth proportional to 31,630.18, 47,472.54 and 17,604.22 is: 26,421.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,630.18 : 47,472.54 = 17,604.22 : x
  2. Step 2: Convert to fraction form
    31,630.18/47,472.54 = 17,604.22/x
  3. Step 3: Cross multiply
    31,630.18x = 47,472.54 × 17,604.22
  4. Step 4: Simplify right side
    31,630.18x = 835,717,038.12
  5. Step 5: Solve for x
    x = 835,717,038.12/31,630.18
  6. Step 6: Final answer
    x = 26,421.51

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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.