Home / 24,720.04-34,113.71-13,389.49

Finding the Fourth Proportional to 24,720.04, 34,113.71 and 13,389.49

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Solution

The fourth proportional to 24,720.04, 34,113.71 and 13,389.49 is: 18,477.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,720.04 : 34,113.71 = 13,389.49 : x
  2. Step 2: Convert to fraction form
    24,720.04/34,113.71 = 13,389.49/x
  3. Step 3: Cross multiply
    24,720.04x = 34,113.71 × 13,389.49
  4. Step 4: Simplify right side
    24,720.04x = 456,764,941.39
  5. Step 5: Solve for x
    x = 456,764,941.39/24,720.04
  6. Step 6: Final answer
    x = 18,477.52

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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.