Home / 43,521.01-65,281.52-28,726.47

Finding the Fourth Proportional to 43,521.01, 65,281.52 and 28,726.47

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Solution

The fourth proportional to 43,521.01, 65,281.52 and 28,726.47 is: 43,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,521.01 : 65,281.52 = 28,726.47 : x
  2. Step 2: Convert to fraction form
    43,521.01/65,281.52 = 28,726.47/x
  3. Step 3: Cross multiply
    43,521.01x = 65,281.52 × 28,726.47
  4. Step 4: Simplify right side
    43,521.01x = 1,875,307,528.72
  5. Step 5: Solve for x
    x = 1,875,307,528.72/43,521.01
  6. Step 6: Final answer
    x = 43,089.70

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1.5x scale

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.