Home / 16,875.40-23,287.92-9,322.22

Finding the Fourth Proportional to 16,875.40, 23,287.92 and 9,322.22

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Solution

The fourth proportional to 16,875.40, 23,287.92 and 9,322.22 is: 12,864.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.40 : 23,287.92 = 9,322.22 : x
  2. Step 2: Convert to fraction form
    16,875.40/23,287.92 = 9,322.22/x
  3. Step 3: Cross multiply
    16,875.40x = 23,287.92 × 9,322.22
  4. Step 4: Simplify right side
    16,875.40x = 217,095,113.58
  5. Step 5: Solve for x
    x = 217,095,113.58/16,875.40
  6. Step 6: Final answer
    x = 12,864.59

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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.