Home / 14,865.45-20,528.19-9,569.46

Finding the Fourth Proportional to 14,865.45, 20,528.19 and 9,569.46

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Solution

The fourth proportional to 14,865.45, 20,528.19 and 9,569.46 is: 13,214.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,865.45 : 20,528.19 = 9,569.46 : x
  2. Step 2: Convert to fraction form
    14,865.45/20,528.19 = 9,569.46/x
  3. Step 3: Cross multiply
    14,865.45x = 20,528.19 × 9,569.46
  4. Step 4: Simplify right side
    14,865.45x = 196,443,693.08
  5. Step 5: Solve for x
    x = 196,443,693.08/14,865.45
  6. Step 6: Final answer
    x = 13,214.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.