Home / 19,101.40-26,359.52-10,603.02

Finding the Fourth Proportional to 19,101.40, 26,359.52 and 10,603.02

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Solution

The fourth proportional to 19,101.40, 26,359.52 and 10,603.02 is: 14,631.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,101.40 : 26,359.52 = 10,603.02 : x
  2. Step 2: Convert to fraction form
    19,101.40/26,359.52 = 10,603.02/x
  3. Step 3: Cross multiply
    19,101.40x = 26,359.52 × 10,603.02
  4. Step 4: Simplify right side
    19,101.40x = 279,490,517.75
  5. Step 5: Solve for x
    x = 279,490,517.75/19,101.40
  6. Step 6: Final answer
    x = 14,631.94

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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.