Home / 22,933.53-31,643.46-14,987.43

Finding the Fourth Proportional to 22,933.53, 31,643.46 and 14,987.43

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Solution

The fourth proportional to 22,933.53, 31,643.46 and 14,987.43 is: 20,679.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,933.53 : 31,643.46 = 14,987.43 : x
  2. Step 2: Convert to fraction form
    22,933.53/31,643.46 = 14,987.43/x
  3. Step 3: Cross multiply
    22,933.53x = 31,643.46 × 14,987.43
  4. Step 4: Simplify right side
    22,933.53x = 474,254,141.71
  5. Step 5: Solve for x
    x = 474,254,141.71/22,933.53
  6. Step 6: Final answer
    x = 20,679.51

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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.