Home / 28,096.20-42,127.88-10,567.40

Finding the Fourth Proportional to 28,096.20, 42,127.88 and 10,567.40

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Solution

The fourth proportional to 28,096.20, 42,127.88 and 10,567.40 is: 15,844.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,096.20 : 42,127.88 = 10,567.40 : x
  2. Step 2: Convert to fraction form
    28,096.20/42,127.88 = 10,567.40/x
  3. Step 3: Cross multiply
    28,096.20x = 42,127.88 × 10,567.40
  4. Step 4: Simplify right side
    28,096.20x = 445,182,159.11
  5. Step 5: Solve for x
    x = 445,182,159.11/28,096.20
  6. Step 6: Final answer
    x = 15,844.92

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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.