Home / 34,347.30-47,402.28-19,239.72

Finding the Fourth Proportional to 34,347.30, 47,402.28 and 19,239.72

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Solution

The fourth proportional to 34,347.30, 47,402.28 and 19,239.72 is: 26,552.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,347.30 : 47,402.28 = 19,239.72 : x
  2. Step 2: Convert to fraction form
    34,347.30/47,402.28 = 19,239.72/x
  3. Step 3: Cross multiply
    34,347.30x = 47,402.28 × 19,239.72
  4. Step 4: Simplify right side
    34,347.30x = 912,006,594.56
  5. Step 5: Solve for x
    x = 912,006,594.56/34,347.30
  6. Step 6: Final answer
    x = 26,552.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.