Home / 15,506.40-23,281.20-9,674.40

Finding the Fourth Proportional to 15,506.40, 23,281.20 and 9,674.40

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Solution

The fourth proportional to 15,506.40, 23,281.20 and 9,674.40 is: 14,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,506.40 : 23,281.20 = 9,674.40 : x
  2. Step 2: Convert to fraction form
    15,506.40/23,281.20 = 9,674.40/x
  3. Step 3: Cross multiply
    15,506.40x = 23,281.20 × 9,674.40
  4. Step 4: Simplify right side
    15,506.40x = 225,231,641.28
  5. Step 5: Solve for x
    x = 225,231,641.28/15,506.40
  6. Step 6: Final answer
    x = 14,525.08

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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.