Home / 19,056.56-26,295.56-10,990.52

Finding the Fourth Proportional to 19,056.56, 26,295.56 and 10,990.52

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Solution

The fourth proportional to 19,056.56, 26,295.56 and 10,990.52 is: 15,165.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.56 : 26,295.56 = 10,990.52 : x
  2. Step 2: Convert to fraction form
    19,056.56/26,295.56 = 10,990.52/x
  3. Step 3: Cross multiply
    19,056.56x = 26,295.56 × 10,990.52
  4. Step 4: Simplify right side
    19,056.56x = 289,001,691.66
  5. Step 5: Solve for x
    x = 289,001,691.66/19,056.56
  6. Step 6: Final answer
    x = 15,165.47

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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.