Home / 19,368.73-26,731.02-11,410.75

Finding the Fourth Proportional to 19,368.73, 26,731.02 and 11,410.75

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Solution

The fourth proportional to 19,368.73, 26,731.02 and 11,410.75 is: 15,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.73 : 26,731.02 = 11,410.75 : x
  2. Step 2: Convert to fraction form
    19,368.73/26,731.02 = 11,410.75/x
  3. Step 3: Cross multiply
    19,368.73x = 26,731.02 × 11,410.75
  4. Step 4: Simplify right side
    19,368.73x = 305,020,986.47
  5. Step 5: Solve for x
    x = 305,020,986.47/19,368.73
  6. Step 6: Final answer
    x = 15,748.11

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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.