Home / 25,776.66-35,570.10-15,164.24

Finding the Fourth Proportional to 25,776.66, 35,570.10 and 15,164.24

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Solution

The fourth proportional to 25,776.66, 35,570.10 and 15,164.24 is: 20,925.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,776.66 : 35,570.10 = 15,164.24 : x
  2. Step 2: Convert to fraction form
    25,776.66/35,570.10 = 15,164.24/x
  3. Step 3: Cross multiply
    25,776.66x = 35,570.10 × 15,164.24
  4. Step 4: Simplify right side
    25,776.66x = 539,393,444.30
  5. Step 5: Solve for x
    x = 539,393,444.30/25,776.66
  6. Step 6: Final answer
    x = 20,925.66

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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.