Home / 28,510.40-39,289.92-24,777.92

Finding the Fourth Proportional to 28,510.40, 39,289.92 and 24,777.92

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Solution

The fourth proportional to 28,510.40, 39,289.92 and 24,777.92 is: 34,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,510.40 : 39,289.92 = 24,777.92 : x
  2. Step 2: Convert to fraction form
    28,510.40/39,289.92 = 24,777.92/x
  3. Step 3: Cross multiply
    28,510.40x = 39,289.92 × 24,777.92
  4. Step 4: Simplify right side
    28,510.40x = 973,522,494.57
  5. Step 5: Solve for x
    x = 973,522,494.57/28,510.40
  6. Step 6: Final answer
    x = 34,146.22

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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.