Home / 34,483.40-47,585.82-21,077.12

Finding the Fourth Proportional to 34,483.40, 47,585.82 and 21,077.12

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Solution

The fourth proportional to 34,483.40, 47,585.82 and 21,077.12 is: 29,085.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,483.40 : 47,585.82 = 21,077.12 : x
  2. Step 2: Convert to fraction form
    34,483.40/47,585.82 = 21,077.12/x
  3. Step 3: Cross multiply
    34,483.40x = 47,585.82 × 21,077.12
  4. Step 4: Simplify right side
    34,483.40x = 1,002,972,038.44
  5. Step 5: Solve for x
    x = 1,002,972,038.44/34,483.40
  6. Step 6: Final answer
    x = 29,085.65

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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.