Home / 25,591.77-35,314.23-18,881.13

Finding the Fourth Proportional to 25,591.77, 35,314.23 and 18,881.13

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Solution

The fourth proportional to 25,591.77, 35,314.23 and 18,881.13 is: 26,054.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,591.77 : 35,314.23 = 18,881.13 : x
  2. Step 2: Convert to fraction form
    25,591.77/35,314.23 = 18,881.13/x
  3. Step 3: Cross multiply
    25,591.77x = 35,314.23 × 18,881.13
  4. Step 4: Simplify right side
    25,591.77x = 666,772,567.48
  5. Step 5: Solve for x
    x = 666,772,567.48/25,591.77
  6. Step 6: Final answer
    x = 26,054.18

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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.