Home / 34,920.18-48,191.04-19,005.21

Finding the Fourth Proportional to 34,920.18, 48,191.04 and 19,005.21

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Solution

The fourth proportional to 34,920.18, 48,191.04 and 19,005.21 is: 26,227.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,920.18 : 48,191.04 = 19,005.21 : x
  2. Step 2: Convert to fraction form
    34,920.18/48,191.04 = 19,005.21/x
  3. Step 3: Cross multiply
    34,920.18x = 48,191.04 × 19,005.21
  4. Step 4: Simplify right side
    34,920.18x = 915,880,835.32
  5. Step 5: Solve for x
    x = 915,880,835.32/34,920.18
  6. Step 6: Final answer
    x = 26,227.84

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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.