Home / 25,130.08-34,664.16-18,066.08

Finding the Fourth Proportional to 25,130.08, 34,664.16 and 18,066.08

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Solution

The fourth proportional to 25,130.08, 34,664.16 and 18,066.08 is: 24,920.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,130.08 : 34,664.16 = 18,066.08 : x
  2. Step 2: Convert to fraction form
    25,130.08/34,664.16 = 18,066.08/x
  3. Step 3: Cross multiply
    25,130.08x = 34,664.16 × 18,066.08
  4. Step 4: Simplify right side
    25,130.08x = 626,245,487.69
  5. Step 5: Solve for x
    x = 626,245,487.69/25,130.08
  6. Step 6: Final answer
    x = 24,920.15

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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.