Home / 24,839.63-34,278.77-13,509.12

Finding the Fourth Proportional to 24,839.63, 34,278.77 and 13,509.12

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Solution

The fourth proportional to 24,839.63, 34,278.77 and 13,509.12 is: 18,642.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,839.63 : 34,278.77 = 13,509.12 : x
  2. Step 2: Convert to fraction form
    24,839.63/34,278.77 = 13,509.12/x
  3. Step 3: Cross multiply
    24,839.63x = 34,278.77 × 13,509.12
  4. Step 4: Simplify right side
    24,839.63x = 463,075,949.84
  5. Step 5: Solve for x
    x = 463,075,949.84/24,839.63
  6. Step 6: Final answer
    x = 18,642.63

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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.