Home / 15,113.60-22,661.40-9,274.40

Finding the Fourth Proportional to 15,113.60, 22,661.40 and 9,274.40

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Solution

The fourth proportional to 15,113.60, 22,661.40 and 9,274.40 is: 13,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113.60 : 22,661.40 = 9,274.40 : x
  2. Step 2: Convert to fraction form
    15,113.60/22,661.40 = 9,274.40/x
  3. Step 3: Cross multiply
    15,113.60x = 22,661.40 × 9,274.40
  4. Step 4: Simplify right side
    15,113.60x = 210,170,888.16
  5. Step 5: Solve for x
    x = 210,170,888.16/15,113.60
  6. Step 6: Final answer
    x = 13,906.08

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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.