Home / 21,391.03-32,059.80-10,294.74

Finding the Fourth Proportional to 21,391.03, 32,059.80 and 10,294.74

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Solution

The fourth proportional to 21,391.03, 32,059.80 and 10,294.74 is: 15,429.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,391.03 : 32,059.80 = 10,294.74 : x
  2. Step 2: Convert to fraction form
    21,391.03/32,059.80 = 10,294.74/x
  3. Step 3: Cross multiply
    21,391.03x = 32,059.80 × 10,294.74
  4. Step 4: Simplify right side
    21,391.03x = 330,047,305.45
  5. Step 5: Solve for x
    x = 330,047,305.45/21,391.03
  6. Step 6: Final answer
    x = 15,429.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.