Home / 25,547.91-35,255.59-15,993.07

Finding the Fourth Proportional to 25,547.91, 35,255.59 and 15,993.07

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Solution

The fourth proportional to 25,547.91, 35,255.59 and 15,993.07 is: 22,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,547.91 : 35,255.59 = 15,993.07 : x
  2. Step 2: Convert to fraction form
    25,547.91/35,255.59 = 15,993.07/x
  3. Step 3: Cross multiply
    25,547.91x = 35,255.59 × 15,993.07
  4. Step 4: Simplify right side
    25,547.91x = 563,845,118.76
  5. Step 5: Solve for x
    x = 563,845,118.76/25,547.91
  6. Step 6: Final answer
    x = 22,070.11

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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.