Home / 34,695.84-47,855.52-21,270.24

Finding the Fourth Proportional to 34,695.84, 47,855.52 and 21,270.24

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Solution

The fourth proportional to 34,695.84, 47,855.52 and 21,270.24 is: 29,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,695.84 : 47,855.52 = 21,270.24 : x
  2. Step 2: Convert to fraction form
    34,695.84/47,855.52 = 21,270.24/x
  3. Step 3: Cross multiply
    34,695.84x = 47,855.52 × 21,270.24
  4. Step 4: Simplify right side
    34,695.84x = 1,017,898,395.72
  5. Step 5: Solve for x
    x = 1,017,898,395.72/34,695.84
  6. Step 6: Final answer
    x = 29,337.76

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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.