Home / 16,457.04-22,707.54-9,383.28

Finding the Fourth Proportional to 16,457.04, 22,707.54 and 9,383.28

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Solution

The fourth proportional to 16,457.04, 22,707.54 and 9,383.28 is: 12,947.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,457.04 : 22,707.54 = 9,383.28 : x
  2. Step 2: Convert to fraction form
    16,457.04/22,707.54 = 9,383.28/x
  3. Step 3: Cross multiply
    16,457.04x = 22,707.54 × 9,383.28
  4. Step 4: Simplify right side
    16,457.04x = 213,071,205.93
  5. Step 5: Solve for x
    x = 213,071,205.93/16,457.04
  6. Step 6: Final answer
    x = 12,947.12

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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.