Home / 25,738.01-38,607.42-10,155.50

Finding the Fourth Proportional to 25,738.01, 38,607.42 and 10,155.50

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Solution

The fourth proportional to 25,738.01, 38,607.42 and 10,155.50 is: 15,233.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,738.01 : 38,607.42 = 10,155.50 : x
  2. Step 2: Convert to fraction form
    25,738.01/38,607.42 = 10,155.50/x
  3. Step 3: Cross multiply
    25,738.01x = 38,607.42 × 10,155.50
  4. Step 4: Simplify right side
    25,738.01x = 392,077,653.81
  5. Step 5: Solve for x
    x = 392,077,653.81/25,738.01
  6. Step 6: Final answer
    x = 15,233.41

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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.