Home / 25,948.56-35,809.41-15,339.18

Finding the Fourth Proportional to 25,948.56, 35,809.41 and 15,339.18

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Solution

The fourth proportional to 25,948.56, 35,809.41 and 15,339.18 is: 21,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,948.56 : 35,809.41 = 15,339.18 : x
  2. Step 2: Convert to fraction form
    25,948.56/35,809.41 = 15,339.18/x
  3. Step 3: Cross multiply
    25,948.56x = 35,809.41 × 15,339.18
  4. Step 4: Simplify right side
    25,948.56x = 549,286,908.99
  5. Step 5: Solve for x
    x = 549,286,908.99/25,948.56
  6. Step 6: Final answer
    x = 21,168.30

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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.