Home / 14,962.60-22,416.90-7,154.20

Finding the Fourth Proportional to 14,962.60, 22,416.90 and 7,154.20

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Solution

The fourth proportional to 14,962.60, 22,416.90 and 7,154.20 is: 10,718.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,962.60 : 22,416.90 = 7,154.20 : x
  2. Step 2: Convert to fraction form
    14,962.60/22,416.90 = 7,154.20/x
  3. Step 3: Cross multiply
    14,962.60x = 22,416.90 × 7,154.20
  4. Step 4: Simplify right side
    14,962.60x = 160,374,985.98
  5. Step 5: Solve for x
    x = 160,374,985.98/14,962.60
  6. Step 6: Final answer
    x = 10,718.39

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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.