Home / 25,752.98-35,536.14-14,420.90

Finding the Fourth Proportional to 25,752.98, 35,536.14 and 14,420.90

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Solution

The fourth proportional to 25,752.98, 35,536.14 and 14,420.90 is: 19,899.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,752.98 : 35,536.14 = 14,420.90 : x
  2. Step 2: Convert to fraction form
    25,752.98/35,536.14 = 14,420.90/x
  3. Step 3: Cross multiply
    25,752.98x = 35,536.14 × 14,420.90
  4. Step 4: Simplify right side
    25,752.98x = 512,463,121.33
  5. Step 5: Solve for x
    x = 512,463,121.33/25,752.98
  6. Step 6: Final answer
    x = 19,899.18

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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.