Home / 34,730-47,927.44-18,814.56

Finding the Fourth Proportional to 34,730, 47,927.44 and 18,814.56

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Solution

The fourth proportional to 34,730, 47,927.44 and 18,814.56 is: 25,964.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,730 : 47,927.44 = 18,814.56 : x
  2. Step 2: Convert to fraction form
    34,730/47,927.44 = 18,814.56/x
  3. Step 3: Cross multiply
    34,730x = 47,927.44 × 18,814.56
  4. Step 4: Simplify right side
    34,730x = 901,733,695.53
  5. Step 5: Solve for x
    x = 901,733,695.53/34,730
  6. Step 6: Final answer
    x = 25,964.11

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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.