Home / 25,490.16-35,176.86-14,880.24

Finding the Fourth Proportional to 25,490.16, 35,176.86 and 14,880.24

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Solution

The fourth proportional to 25,490.16, 35,176.86 and 14,880.24 is: 20,534.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490.16 : 35,176.86 = 14,880.24 : x
  2. Step 2: Convert to fraction form
    25,490.16/35,176.86 = 14,880.24/x
  3. Step 3: Cross multiply
    25,490.16x = 35,176.86 × 14,880.24
  4. Step 4: Simplify right side
    25,490.16x = 523,440,119.25
  5. Step 5: Solve for x
    x = 523,440,119.25/25,490.16
  6. Step 6: Final answer
    x = 20,534.99

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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.