Home / 22,937.13-31,653.57-13,376.75

Finding the Fourth Proportional to 22,937.13, 31,653.57 and 13,376.75

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Solution

The fourth proportional to 22,937.13, 31,653.57 and 13,376.75 is: 18,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,937.13 : 31,653.57 = 13,376.75 : x
  2. Step 2: Convert to fraction form
    22,937.13/31,653.57 = 13,376.75/x
  3. Step 3: Cross multiply
    22,937.13x = 31,653.57 × 13,376.75
  4. Step 4: Simplify right side
    22,937.13x = 423,421,734.23
  5. Step 5: Solve for x
    x = 423,421,734.23/22,937.13
  6. Step 6: Final answer
    x = 18,460.10

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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.