Home / 25,075.13-34,612.65-17,111.66

Finding the Fourth Proportional to 25,075.13, 34,612.65 and 17,111.66

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Solution

The fourth proportional to 25,075.13, 34,612.65 and 17,111.66 is: 23,620.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,075.13 : 34,612.65 = 17,111.66 : x
  2. Step 2: Convert to fraction form
    25,075.13/34,612.65 = 17,111.66/x
  3. Step 3: Cross multiply
    25,075.13x = 34,612.65 × 17,111.66
  4. Step 4: Simplify right side
    25,075.13x = 592,279,725.44
  5. Step 5: Solve for x
    x = 592,279,725.44/25,075.13
  6. Step 6: Final answer
    x = 23,620.21

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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.