Home / 14,816.72-22,116.93-12,948.32

Finding the Fourth Proportional to 14,816.72, 22,116.93 and 12,948.32

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Solution

The fourth proportional to 14,816.72, 22,116.93 and 12,948.32 is: 19,327.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,816.72 : 22,116.93 = 12,948.32 : x
  2. Step 2: Convert to fraction form
    14,816.72/22,116.93 = 12,948.32/x
  3. Step 3: Cross multiply
    14,816.72x = 22,116.93 × 12,948.32
  4. Step 4: Simplify right side
    14,816.72x = 286,377,087.06
  5. Step 5: Solve for x
    x = 286,377,087.06/14,816.72
  6. Step 6: Final answer
    x = 19,327.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.