Home / 25,756.57-35,509.17-22,019.88

Finding the Fourth Proportional to 25,756.57, 35,509.17 and 22,019.88

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Solution

The fourth proportional to 25,756.57, 35,509.17 and 22,019.88 is: 30,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,756.57 : 35,509.17 = 22,019.88 : x
  2. Step 2: Convert to fraction form
    25,756.57/35,509.17 = 22,019.88/x
  3. Step 3: Cross multiply
    25,756.57x = 35,509.17 × 22,019.88
  4. Step 4: Simplify right side
    25,756.57x = 781,907,547.46
  5. Step 5: Solve for x
    x = 781,907,547.46/25,756.57
  6. Step 6: Final answer
    x = 30,357.60

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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.