Home / 53,176.64-79,752.90-15,739.52

Finding the Fourth Proportional to 53,176.64, 79,752.90 and 15,739.52

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Solution

The fourth proportional to 53,176.64, 79,752.90 and 15,739.52 is: 23,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,176.64 : 79,752.90 = 15,739.52 : x
  2. Step 2: Convert to fraction form
    53,176.64/79,752.90 = 15,739.52/x
  3. Step 3: Cross multiply
    53,176.64x = 79,752.90 × 15,739.52
  4. Step 4: Simplify right side
    53,176.64x = 1,255,272,364.61
  5. Step 5: Solve for x
    x = 1,255,272,364.61/53,176.64
  6. Step 6: Final answer
    x = 23,605.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.