Home / 51,044.24-70,437.64-28,381.48

Finding the Fourth Proportional to 51,044.24, 70,437.64 and 28,381.48

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Solution

The fourth proportional to 51,044.24, 70,437.64 and 28,381.48 is: 39,164.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,044.24 : 70,437.64 = 28,381.48 : x
  2. Step 2: Convert to fraction form
    51,044.24/70,437.64 = 28,381.48/x
  3. Step 3: Cross multiply
    51,044.24x = 70,437.64 × 28,381.48
  4. Step 4: Simplify right side
    51,044.24x = 1,999,124,470.91
  5. Step 5: Solve for x
    x = 1,999,124,470.91/51,044.24
  6. Step 6: Final answer
    x = 39,164.55

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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.