Home / 40,926.80-61,390.20-14,632.40

Finding the Fourth Proportional to 40,926.80, 61,390.20 and 14,632.40

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Solution

The fourth proportional to 40,926.80, 61,390.20 and 14,632.40 is: 21,948.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,926.80 : 61,390.20 = 14,632.40 : x
  2. Step 2: Convert to fraction form
    40,926.80/61,390.20 = 14,632.40/x
  3. Step 3: Cross multiply
    40,926.80x = 61,390.20 × 14,632.40
  4. Step 4: Simplify right side
    40,926.80x = 898,285,962.48
  5. Step 5: Solve for x
    x = 898,285,962.48/40,926.80
  6. Step 6: Final answer
    x = 21,948.60

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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.