Home / 52,818.46-72,880.22-30,147.10

Finding the Fourth Proportional to 52,818.46, 72,880.22 and 30,147.10

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Solution

The fourth proportional to 52,818.46, 72,880.22 and 30,147.10 is: 41,597.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,818.46 : 72,880.22 = 30,147.10 : x
  2. Step 2: Convert to fraction form
    52,818.46/72,880.22 = 30,147.10/x
  3. Step 3: Cross multiply
    52,818.46x = 72,880.22 × 30,147.10
  4. Step 4: Simplify right side
    52,818.46x = 2,197,127,280.36
  5. Step 5: Solve for x
    x = 2,197,127,280.36/52,818.46
  6. Step 6: Final answer
    x = 41,597.72

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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.