Home / 25,619.70-35,358.48-15,552.12

Finding the Fourth Proportional to 25,619.70, 35,358.48 and 15,552.12

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Solution

The fourth proportional to 25,619.70, 35,358.48 and 15,552.12 is: 21,463.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,619.70 : 35,358.48 = 15,552.12 : x
  2. Step 2: Convert to fraction form
    25,619.70/35,358.48 = 15,552.12/x
  3. Step 3: Cross multiply
    25,619.70x = 35,358.48 × 15,552.12
  4. Step 4: Simplify right side
    25,619.70x = 549,899,323.98
  5. Step 5: Solve for x
    x = 549,899,323.98/25,619.70
  6. Step 6: Final answer
    x = 21,463.93

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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.