Home / 25,362.38-34,950.74-18,275.42

Finding the Fourth Proportional to 25,362.38, 34,950.74 and 18,275.42

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Solution

The fourth proportional to 25,362.38, 34,950.74 and 18,275.42 is: 25,184.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,362.38 : 34,950.74 = 18,275.42 : x
  2. Step 2: Convert to fraction form
    25,362.38/34,950.74 = 18,275.42/x
  3. Step 3: Cross multiply
    25,362.38x = 34,950.74 × 18,275.42
  4. Step 4: Simplify right side
    25,362.38x = 638,739,452.81
  5. Step 5: Solve for x
    x = 638,739,452.81/25,362.38
  6. Step 6: Final answer
    x = 25,184.52

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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.