Home / 34,235.46-47,242.65-19,330.50

Finding the Fourth Proportional to 34,235.46, 47,242.65 and 19,330.50

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Solution

The fourth proportional to 34,235.46, 47,242.65 and 19,330.50 is: 26,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,235.46 : 47,242.65 = 19,330.50 : x
  2. Step 2: Convert to fraction form
    34,235.46/47,242.65 = 19,330.50/x
  3. Step 3: Cross multiply
    34,235.46x = 47,242.65 × 19,330.50
  4. Step 4: Simplify right side
    34,235.46x = 913,224,045.83
  5. Step 5: Solve for x
    x = 913,224,045.83/34,235.46
  6. Step 6: Final answer
    x = 26,674.80

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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.