Home / 16,403.68-22,637.08-9,330.08

Finding the Fourth Proportional to 16,403.68, 22,637.08 and 9,330.08

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Solution

The fourth proportional to 16,403.68, 22,637.08 and 9,330.08 is: 12,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,403.68 : 22,637.08 = 9,330.08 : x
  2. Step 2: Convert to fraction form
    16,403.68/22,637.08 = 9,330.08/x
  3. Step 3: Cross multiply
    16,403.68x = 22,637.08 × 9,330.08
  4. Step 4: Simplify right side
    16,403.68x = 211,205,767.37
  5. Step 5: Solve for x
    x = 211,205,767.37/16,403.68
  6. Step 6: Final answer
    x = 12,875.51

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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.