Home / 15,547.52-23,323.67-5,551.56

Finding the Fourth Proportional to 15,547.52, 23,323.67 and 5,551.56

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Solution

The fourth proportional to 15,547.52, 23,323.67 and 5,551.56 is: 8,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547.52 : 23,323.67 = 5,551.56 : x
  2. Step 2: Convert to fraction form
    15,547.52/23,323.67 = 5,551.56/x
  3. Step 3: Cross multiply
    15,547.52x = 23,323.67 × 5,551.56
  4. Step 4: Simplify right side
    15,547.52x = 129,482,827.70
  5. Step 5: Solve for x
    x = 129,482,827.70/15,547.52
  6. Step 6: Final answer
    x = 8,328.20

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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.