Home / 19,282.50-26,612.04-10,899.54

Finding the Fourth Proportional to 19,282.50, 26,612.04 and 10,899.54

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Solution

The fourth proportional to 19,282.50, 26,612.04 and 10,899.54 is: 15,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.50 : 26,612.04 = 10,899.54 : x
  2. Step 2: Convert to fraction form
    19,282.50/26,612.04 = 10,899.54/x
  3. Step 3: Cross multiply
    19,282.50x = 26,612.04 × 10,899.54
  4. Step 4: Simplify right side
    19,282.50x = 290,058,994.46
  5. Step 5: Solve for x
    x = 290,058,994.46/19,282.50
  6. Step 6: Final answer
    x = 15,042.60

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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.