Home / 14,875.20-22,312.80-14,644.80

Finding the Fourth Proportional to 14,875.20, 22,312.80 and 14,644.80

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Solution

The fourth proportional to 14,875.20, 22,312.80 and 14,644.80 is: 21,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,875.20 : 22,312.80 = 14,644.80 : x
  2. Step 2: Convert to fraction form
    14,875.20/22,312.80 = 14,644.80/x
  3. Step 3: Cross multiply
    14,875.20x = 22,312.80 × 14,644.80
  4. Step 4: Simplify right side
    14,875.20x = 326,766,493.44
  5. Step 5: Solve for x
    x = 326,766,493.44/14,875.20
  6. Step 6: Final answer
    x = 21,967.20

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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.