Home / 12,547.60-17,317.40-7,244.52

Finding the Fourth Proportional to 12,547.60, 17,317.40 and 7,244.52

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Solution

The fourth proportional to 12,547.60, 17,317.40 and 7,244.52 is: 9,998.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,547.60 : 17,317.40 = 7,244.52 : x
  2. Step 2: Convert to fraction form
    12,547.60/17,317.40 = 7,244.52/x
  3. Step 3: Cross multiply
    12,547.60x = 17,317.40 × 7,244.52
  4. Step 4: Simplify right side
    12,547.60x = 125,456,250.65
  5. Step 5: Solve for x
    x = 125,456,250.65/12,547.60
  6. Step 6: Final answer
    x = 9,998.43

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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.