Home / 34,434.20-47,515.28-19,324.82

Finding the Fourth Proportional to 34,434.20, 47,515.28 and 19,324.82

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Solution

The fourth proportional to 34,434.20, 47,515.28 and 19,324.82 is: 26,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,434.20 : 47,515.28 = 19,324.82 : x
  2. Step 2: Convert to fraction form
    34,434.20/47,515.28 = 19,324.82/x
  3. Step 3: Cross multiply
    34,434.20x = 47,515.28 × 19,324.82
  4. Step 4: Simplify right side
    34,434.20x = 918,224,233.25
  5. Step 5: Solve for x
    x = 918,224,233.25/34,434.20
  6. Step 6: Final answer
    x = 26,666.05

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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.