Home / 25,981.20-35,854.44-14,802.96

Finding the Fourth Proportional to 25,981.20, 35,854.44 and 14,802.96

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Solution

The fourth proportional to 25,981.20, 35,854.44 and 14,802.96 is: 20,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,981.20 : 35,854.44 = 14,802.96 : x
  2. Step 2: Convert to fraction form
    25,981.20/35,854.44 = 14,802.96/x
  3. Step 3: Cross multiply
    25,981.20x = 35,854.44 × 14,802.96
  4. Step 4: Simplify right side
    25,981.20x = 530,751,841.14
  5. Step 5: Solve for x
    x = 530,751,841.14/25,981.20
  6. Step 6: Final answer
    x = 20,428.30

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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.