Home / 22,956.48-31,644-14,994.72

Finding the Fourth Proportional to 22,956.48, 31,644 and 14,994.72

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Solution

The fourth proportional to 22,956.48, 31,644 and 14,994.72 is: 20,669.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,956.48 : 31,644 = 14,994.72 : x
  2. Step 2: Convert to fraction form
    22,956.48/31,644 = 14,994.72/x
  3. Step 3: Cross multiply
    22,956.48x = 31,644 × 14,994.72
  4. Step 4: Simplify right side
    22,956.48x = 474,492,919.68
  5. Step 5: Solve for x
    x = 474,492,919.68/22,956.48
  6. Step 6: Final answer
    x = 20,669.24

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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.