Home / 34,470.30-47,573.49-21,038.76

Finding the Fourth Proportional to 34,470.30, 47,573.49 and 21,038.76

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Solution

The fourth proportional to 34,470.30, 47,573.49 and 21,038.76 is: 29,036.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,470.30 : 47,573.49 = 21,038.76 : x
  2. Step 2: Convert to fraction form
    34,470.30/47,573.49 = 21,038.76/x
  3. Step 3: Cross multiply
    34,470.30x = 47,573.49 × 21,038.76
  4. Step 4: Simplify right side
    34,470.30x = 1,000,887,238.47
  5. Step 5: Solve for x
    x = 1,000,887,238.47/34,470.30
  6. Step 6: Final answer
    x = 29,036.22

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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.