Home / 16,123.04-22,254.44-9,749.65

Finding the Fourth Proportional to 16,123.04, 22,254.44 and 9,749.65

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Solution

The fourth proportional to 16,123.04, 22,254.44 and 9,749.65 is: 13,457.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,123.04 : 22,254.44 = 9,749.65 : x
  2. Step 2: Convert to fraction form
    16,123.04/22,254.44 = 9,749.65/x
  3. Step 3: Cross multiply
    16,123.04x = 22,254.44 × 9,749.65
  4. Step 4: Simplify right side
    16,123.04x = 216,972,969.68
  5. Step 5: Solve for x
    x = 216,972,969.68/16,123.04
  6. Step 6: Final answer
    x = 13,457.32

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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.