Home / 53,786.52-74,219.70-29,909.34

Finding the Fourth Proportional to 53,786.52, 74,219.70 and 29,909.34

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Solution

The fourth proportional to 53,786.52, 74,219.70 and 29,909.34 is: 41,271.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,786.52 : 74,219.70 = 29,909.34 : x
  2. Step 2: Convert to fraction form
    53,786.52/74,219.70 = 29,909.34/x
  3. Step 3: Cross multiply
    53,786.52x = 74,219.70 × 29,909.34
  4. Step 4: Simplify right side
    53,786.52x = 2,219,862,242.00
  5. Step 5: Solve for x
    x = 2,219,862,242.00/53,786.52
  6. Step 6: Final answer
    x = 41,271.72

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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.