Home / 19,437.12-26,823.60-11,053.92

Finding the Fourth Proportional to 19,437.12, 26,823.60 and 11,053.92

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Solution

The fourth proportional to 19,437.12, 26,823.60 and 11,053.92 is: 15,254.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,437.12 : 26,823.60 = 11,053.92 : x
  2. Step 2: Convert to fraction form
    19,437.12/26,823.60 = 11,053.92/x
  3. Step 3: Cross multiply
    19,437.12x = 26,823.60 × 11,053.92
  4. Step 4: Simplify right side
    19,437.12x = 296,505,928.51
  5. Step 5: Solve for x
    x = 296,505,928.51/19,437.12
  6. Step 6: Final answer
    x = 15,254.62

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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.