Home / 34,437.79-47,520.51-19,332.12

Finding the Fourth Proportional to 34,437.79, 47,520.51 and 19,332.12

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Solution

The fourth proportional to 34,437.79, 47,520.51 and 19,332.12 is: 26,676.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,437.79 : 47,520.51 = 19,332.12 : x
  2. Step 2: Convert to fraction form
    34,437.79/47,520.51 = 19,332.12/x
  3. Step 3: Cross multiply
    34,437.79x = 47,520.51 × 19,332.12
  4. Step 4: Simplify right side
    34,437.79x = 918,672,201.78
  5. Step 5: Solve for x
    x = 918,672,201.78/34,437.79
  6. Step 6: Final answer
    x = 26,676.28

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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.