Home / 15,829.34-21,844.49-9,542.93

Finding the Fourth Proportional to 15,829.34, 21,844.49 and 9,542.93

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Solution

The fourth proportional to 15,829.34, 21,844.49 and 9,542.93 is: 13,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,829.34 : 21,844.49 = 9,542.93 : x
  2. Step 2: Convert to fraction form
    15,829.34/21,844.49 = 9,542.93/x
  3. Step 3: Cross multiply
    15,829.34x = 21,844.49 × 9,542.93
  4. Step 4: Simplify right side
    15,829.34x = 208,460,282.02
  5. Step 5: Solve for x
    x = 208,460,282.02/15,829.34
  6. Step 6: Final answer
    x = 13,169.24

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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.