Home / 40,088.10-55,314.12-25,750.50

Finding the Fourth Proportional to 40,088.10, 55,314.12 and 25,750.50

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Solution

The fourth proportional to 40,088.10, 55,314.12 and 25,750.50 is: 35,530.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,088.10 : 55,314.12 = 25,750.50 : x
  2. Step 2: Convert to fraction form
    40,088.10/55,314.12 = 25,750.50/x
  3. Step 3: Cross multiply
    40,088.10x = 55,314.12 × 25,750.50
  4. Step 4: Simplify right side
    40,088.10x = 1,424,366,247.06
  5. Step 5: Solve for x
    x = 1,424,366,247.06/40,088.10
  6. Step 6: Final answer
    x = 35,530.90

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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.