Home / 25,608.12-35,341.53-15,539.11

Finding the Fourth Proportional to 25,608.12, 35,341.53 and 15,539.11

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Solution

The fourth proportional to 25,608.12, 35,341.53 and 15,539.11 is: 21,445.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,608.12 : 35,341.53 = 15,539.11 : x
  2. Step 2: Convert to fraction form
    25,608.12/35,341.53 = 15,539.11/x
  3. Step 3: Cross multiply
    25,608.12x = 35,341.53 × 15,539.11
  4. Step 4: Simplify right side
    25,608.12x = 549,175,908.14
  5. Step 5: Solve for x
    x = 549,175,908.14/25,608.12
  6. Step 6: Final answer
    x = 21,445.38

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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.