Home / 25,109.80-37,621.02-15,225.64

Finding the Fourth Proportional to 25,109.80, 37,621.02 and 15,225.64

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Solution

The fourth proportional to 25,109.80, 37,621.02 and 15,225.64 is: 22,811.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,109.80 : 37,621.02 = 15,225.64 : x
  2. Step 2: Convert to fraction form
    25,109.80/37,621.02 = 15,225.64/x
  3. Step 3: Cross multiply
    25,109.80x = 37,621.02 × 15,225.64
  4. Step 4: Simplify right side
    25,109.80x = 572,804,106.95
  5. Step 5: Solve for x
    x = 572,804,106.95/25,109.80
  6. Step 6: Final answer
    x = 22,811.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.