Home / 34,390.49-47,458.69-19,283.13

Finding the Fourth Proportional to 34,390.49, 47,458.69 and 19,283.13

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Solution

The fourth proportional to 34,390.49, 47,458.69 and 19,283.13 is: 26,610.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,390.49 : 47,458.69 = 19,283.13 : x
  2. Step 2: Convert to fraction form
    34,390.49/47,458.69 = 19,283.13/x
  3. Step 3: Cross multiply
    34,390.49x = 47,458.69 × 19,283.13
  4. Step 4: Simplify right side
    34,390.49x = 915,152,040.69
  5. Step 5: Solve for x
    x = 915,152,040.69/34,390.49
  6. Step 6: Final answer
    x = 26,610.62

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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.