Home / 19,275.76-26,603.40-12,202.84

Finding the Fourth Proportional to 19,275.76, 26,603.40 and 12,202.84

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Solution

The fourth proportional to 19,275.76, 26,603.40 and 12,202.84 is: 16,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,275.76 : 26,603.40 = 12,202.84 : x
  2. Step 2: Convert to fraction form
    19,275.76/26,603.40 = 12,202.84/x
  3. Step 3: Cross multiply
    19,275.76x = 26,603.40 × 12,202.84
  4. Step 4: Simplify right side
    19,275.76x = 324,637,033.66
  5. Step 5: Solve for x
    x = 324,637,033.66/19,275.76
  6. Step 6: Final answer
    x = 16,841.72

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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.