Home / 43,322.28-59,762.58-28,240.20

Finding the Fourth Proportional to 43,322.28, 59,762.58 and 28,240.20

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Solution

The fourth proportional to 43,322.28, 59,762.58 and 28,240.20 is: 38,957.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,322.28 : 59,762.58 = 28,240.20 : x
  2. Step 2: Convert to fraction form
    43,322.28/59,762.58 = 28,240.20/x
  3. Step 3: Cross multiply
    43,322.28x = 59,762.58 × 28,240.20
  4. Step 4: Simplify right side
    43,322.28x = 1,687,707,211.72
  5. Step 5: Solve for x
    x = 1,687,707,211.72/43,322.28
  6. Step 6: Final answer
    x = 38,957.03

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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.