Home / 25,152.28-34,700.21-16,205.01

Finding the Fourth Proportional to 25,152.28, 34,700.21 and 16,205.01

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Solution

The fourth proportional to 25,152.28, 34,700.21 and 16,205.01 is: 22,356.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152.28 : 34,700.21 = 16,205.01 : x
  2. Step 2: Convert to fraction form
    25,152.28/34,700.21 = 16,205.01/x
  3. Step 3: Cross multiply
    25,152.28x = 34,700.21 × 16,205.01
  4. Step 4: Simplify right side
    25,152.28x = 562,317,250.05
  5. Step 5: Solve for x
    x = 562,317,250.05/25,152.28
  6. Step 6: Final answer
    x = 22,356.51

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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.