Home / 23,301.79-34,965-10,155.19

Finding the Fourth Proportional to 23,301.79, 34,965 and 10,155.19

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Solution

The fourth proportional to 23,301.79, 34,965 and 10,155.19 is: 15,238.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,301.79 : 34,965 = 10,155.19 : x
  2. Step 2: Convert to fraction form
    23,301.79/34,965 = 10,155.19/x
  3. Step 3: Cross multiply
    23,301.79x = 34,965 × 10,155.19
  4. Step 4: Simplify right side
    23,301.79x = 355,076,218.35
  5. Step 5: Solve for x
    x = 355,076,218.35/23,301.79
  6. Step 6: Final answer
    x = 15,238.15

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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.