Home / 14,927.20-22,390.80-14,635.60

Finding the Fourth Proportional to 14,927.20, 22,390.80 and 14,635.60

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Solution

The fourth proportional to 14,927.20, 22,390.80 and 14,635.60 is: 21,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,927.20 : 22,390.80 = 14,635.60 : x
  2. Step 2: Convert to fraction form
    14,927.20/22,390.80 = 14,635.60/x
  3. Step 3: Cross multiply
    14,927.20x = 22,390.80 × 14,635.60
  4. Step 4: Simplify right side
    14,927.20x = 327,702,792.48
  5. Step 5: Solve for x
    x = 327,702,792.48/14,927.20
  6. Step 6: Final answer
    x = 21,953.40

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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.