Home / 15,417.60-23,103.36-8,482.56

Finding the Fourth Proportional to 15,417.60, 23,103.36 and 8,482.56

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Solution

The fourth proportional to 15,417.60, 23,103.36 and 8,482.56 is: 12,711.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417.60 : 23,103.36 = 8,482.56 : x
  2. Step 2: Convert to fraction form
    15,417.60/23,103.36 = 8,482.56/x
  3. Step 3: Cross multiply
    15,417.60x = 23,103.36 × 8,482.56
  4. Step 4: Simplify right side
    15,417.60x = 195,975,637.40
  5. Step 5: Solve for x
    x = 195,975,637.40/15,417.60
  6. Step 6: Final answer
    x = 12,711.16

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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.