Home / 25,378.15-35,025.53-14,620.93

Finding the Fourth Proportional to 25,378.15, 35,025.53 and 14,620.93

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Solution

The fourth proportional to 25,378.15, 35,025.53 and 14,620.93 is: 20,179.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378.15 : 35,025.53 = 14,620.93 : x
  2. Step 2: Convert to fraction form
    25,378.15/35,025.53 = 14,620.93/x
  3. Step 3: Cross multiply
    25,378.15x = 35,025.53 × 14,620.93
  4. Step 4: Simplify right side
    25,378.15x = 512,105,904.11
  5. Step 5: Solve for x
    x = 512,105,904.11/25,378.15
  6. Step 6: Final answer
    x = 20,179.01

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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.