Home / 28,996.94-40,006.62-16,248.35

Finding the Fourth Proportional to 28,996.94, 40,006.62 and 16,248.35

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Solution

The fourth proportional to 28,996.94, 40,006.62 and 16,248.35 is: 22,417.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996.94 : 40,006.62 = 16,248.35 : x
  2. Step 2: Convert to fraction form
    28,996.94/40,006.62 = 16,248.35/x
  3. Step 3: Cross multiply
    28,996.94x = 40,006.62 × 16,248.35
  4. Step 4: Simplify right side
    28,996.94x = 650,041,364.04
  5. Step 5: Solve for x
    x = 650,041,364.04/28,996.94
  6. Step 6: Final answer
    x = 22,417.59

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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.