Home / 32,129.87-44,339.00-18,708.98

Finding the Fourth Proportional to 32,129.87, 44,339.00 and 18,708.98

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Solution

The fourth proportional to 32,129.87, 44,339.00 and 18,708.98 is: 25,818.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,129.87 : 44,339.00 = 18,708.98 : x
  2. Step 2: Convert to fraction form
    32,129.87/44,339.00 = 18,708.98/x
  3. Step 3: Cross multiply
    32,129.87x = 44,339.00 × 18,708.98
  4. Step 4: Simplify right side
    32,129.87x = 829,537,148.98
  5. Step 5: Solve for x
    x = 829,537,148.98/32,129.87
  6. Step 6: Final answer
    x = 25,818.26

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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.