Home / 25,219.72-34,807.38-19,240.10

Finding the Fourth Proportional to 25,219.72, 34,807.38 and 19,240.10

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Solution

The fourth proportional to 25,219.72, 34,807.38 and 19,240.10 is: 26,554.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,219.72 : 34,807.38 = 19,240.10 : x
  2. Step 2: Convert to fraction form
    25,219.72/34,807.38 = 19,240.10/x
  3. Step 3: Cross multiply
    25,219.72x = 34,807.38 × 19,240.10
  4. Step 4: Simplify right side
    25,219.72x = 669,697,356.28
  5. Step 5: Solve for x
    x = 669,697,356.28/25,219.72
  6. Step 6: Final answer
    x = 26,554.51

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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.