Home / 25,433.60-35,099.28-14,821.52

Finding the Fourth Proportional to 25,433.60, 35,099.28 and 14,821.52

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Solution

The fourth proportional to 25,433.60, 35,099.28 and 14,821.52 is: 20,454.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,433.60 : 35,099.28 = 14,821.52 : x
  2. Step 2: Convert to fraction form
    25,433.60/35,099.28 = 14,821.52/x
  3. Step 3: Cross multiply
    25,433.60x = 35,099.28 × 14,821.52
  4. Step 4: Simplify right side
    25,433.60x = 520,224,680.51
  5. Step 5: Solve for x
    x = 520,224,680.51/25,433.60
  6. Step 6: Final answer
    x = 20,454.23

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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.