Home / 30,214.76-41,702.34-19,305.92

Finding the Fourth Proportional to 30,214.76, 41,702.34 and 19,305.92

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Solution

The fourth proportional to 30,214.76, 41,702.34 and 19,305.92 is: 26,645.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214.76 : 41,702.34 = 19,305.92 : x
  2. Step 2: Convert to fraction form
    30,214.76/41,702.34 = 19,305.92/x
  3. Step 3: Cross multiply
    30,214.76x = 41,702.34 × 19,305.92
  4. Step 4: Simplify right side
    30,214.76x = 805,102,071.71
  5. Step 5: Solve for x
    x = 805,102,071.71/30,214.76
  6. Step 6: Final answer
    x = 26,645.98

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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.