Home / 34,420.44-47,499.46-19,312.84

Finding the Fourth Proportional to 34,420.44, 47,499.46 and 19,312.84

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Solution

The fourth proportional to 34,420.44, 47,499.46 and 19,312.84 is: 26,651.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,420.44 : 47,499.46 = 19,312.84 : x
  2. Step 2: Convert to fraction form
    34,420.44/47,499.46 = 19,312.84/x
  3. Step 3: Cross multiply
    34,420.44x = 47,499.46 × 19,312.84
  4. Step 4: Simplify right side
    34,420.44x = 917,349,471.07
  5. Step 5: Solve for x
    x = 917,349,471.07/34,420.44
  6. Step 6: Final answer
    x = 26,651.30

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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.