Home / 12,567.08-17,337.60-7,260.92

Finding the Fourth Proportional to 12,567.08, 17,337.60 and 7,260.92

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Solution

The fourth proportional to 12,567.08, 17,337.60 and 7,260.92 is: 10,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567.08 : 17,337.60 = 7,260.92 : x
  2. Step 2: Convert to fraction form
    12,567.08/17,337.60 = 7,260.92/x
  3. Step 3: Cross multiply
    12,567.08x = 17,337.60 × 7,260.92
  4. Step 4: Simplify right side
    12,567.08x = 125,886,926.59
  5. Step 5: Solve for x
    x = 125,886,926.59/12,567.08
  6. Step 6: Final answer
    x = 10,017.20

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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.