Home / 16,833.68-23,228.76-9,762.40

Finding the Fourth Proportional to 16,833.68, 23,228.76 and 9,762.40

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Solution

The fourth proportional to 16,833.68, 23,228.76 and 9,762.40 is: 13,471.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,833.68 : 23,228.76 = 9,762.40 : x
  2. Step 2: Convert to fraction form
    16,833.68/23,228.76 = 9,762.40/x
  3. Step 3: Cross multiply
    16,833.68x = 23,228.76 × 9,762.40
  4. Step 4: Simplify right side
    16,833.68x = 226,768,446.62
  5. Step 5: Solve for x
    x = 226,768,446.62/16,833.68
  6. Step 6: Final answer
    x = 13,471.12

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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.