Home / 14,470.17-19,957.56-9,688.59

Finding the Fourth Proportional to 14,470.17, 19,957.56 and 9,688.59

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Solution

The fourth proportional to 14,470.17, 19,957.56 and 9,688.59 is: 13,362.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,470.17 : 19,957.56 = 9,688.59 : x
  2. Step 2: Convert to fraction form
    14,470.17/19,957.56 = 9,688.59/x
  3. Step 3: Cross multiply
    14,470.17x = 19,957.56 × 9,688.59
  4. Step 4: Simplify right side
    14,470.17x = 193,360,616.24
  5. Step 5: Solve for x
    x = 193,360,616.24/14,470.17
  6. Step 6: Final answer
    x = 13,362.71

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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.