Home / 25,530.57-35,226.96-14,918.13

Finding the Fourth Proportional to 25,530.57, 35,226.96 and 14,918.13

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Solution

The fourth proportional to 25,530.57, 35,226.96 and 14,918.13 is: 20,583.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,530.57 : 35,226.96 = 14,918.13 : x
  2. Step 2: Convert to fraction form
    25,530.57/35,226.96 = 14,918.13/x
  3. Step 3: Cross multiply
    25,530.57x = 35,226.96 × 14,918.13
  4. Step 4: Simplify right side
    25,530.57x = 525,520,368.78
  5. Step 5: Solve for x
    x = 525,520,368.78/25,530.57
  6. Step 6: Final answer
    x = 20,583.97

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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.