Home / 16,404.19-22,637.38-9,330.16

Finding the Fourth Proportional to 16,404.19, 22,637.38 and 9,330.16

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Solution

The fourth proportional to 16,404.19, 22,637.38 and 9,330.16 is: 12,875.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,404.19 : 22,637.38 = 9,330.16 : x
  2. Step 2: Convert to fraction form
    16,404.19/22,637.38 = 9,330.16/x
  3. Step 3: Cross multiply
    16,404.19x = 22,637.38 × 9,330.16
  4. Step 4: Simplify right side
    16,404.19x = 211,210,377.38
  5. Step 5: Solve for x
    x = 211,210,377.38/16,404.19
  6. Step 6: Final answer
    x = 12,875.39

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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.