Home / 28,960.10-40,041.19-25,364.75

Finding the Fourth Proportional to 28,960.10, 40,041.19 and 25,364.75

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Solution

The fourth proportional to 28,960.10, 40,041.19 and 25,364.75 is: 35,070.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,960.10 : 40,041.19 = 25,364.75 : x
  2. Step 2: Convert to fraction form
    28,960.10/40,041.19 = 25,364.75/x
  3. Step 3: Cross multiply
    28,960.10x = 40,041.19 × 25,364.75
  4. Step 4: Simplify right side
    28,960.10x = 1,015,634,510.43
  5. Step 5: Solve for x
    x = 1,015,634,510.43/28,960.10
  6. Step 6: Final answer
    x = 35,070.13

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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.