Home / 25,619.25-35,348.52-15,547.44

Finding the Fourth Proportional to 25,619.25, 35,348.52 and 15,547.44

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Solution

The fourth proportional to 25,619.25, 35,348.52 and 15,547.44 is: 21,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,619.25 : 35,348.52 = 15,547.44 : x
  2. Step 2: Convert to fraction form
    25,619.25/35,348.52 = 15,547.44/x
  3. Step 3: Cross multiply
    25,619.25x = 35,348.52 × 15,547.44
  4. Step 4: Simplify right side
    25,619.25x = 549,578,993.79
  5. Step 5: Solve for x
    x = 549,578,993.79/25,619.25
  6. Step 6: Final answer
    x = 21,451.80

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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.