Home / 14,823.60-22,235.40-8,991.60

Finding the Fourth Proportional to 14,823.60, 22,235.40 and 8,991.60

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Solution

The fourth proportional to 14,823.60, 22,235.40 and 8,991.60 is: 13,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,823.60 : 22,235.40 = 8,991.60 : x
  2. Step 2: Convert to fraction form
    14,823.60/22,235.40 = 8,991.60/x
  3. Step 3: Cross multiply
    14,823.60x = 22,235.40 × 8,991.60
  4. Step 4: Simplify right side
    14,823.60x = 199,931,822.64
  5. Step 5: Solve for x
    x = 199,931,822.64/14,823.60
  6. Step 6: Final answer
    x = 13,487.40

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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.