Home / 47,685.49-65,802.91-29,779.42

Finding the Fourth Proportional to 47,685.49, 65,802.91 and 29,779.42

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Solution

The fourth proportional to 47,685.49, 65,802.91 and 29,779.42 is: 41,093.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,685.49 : 65,802.91 = 29,779.42 : x
  2. Step 2: Convert to fraction form
    47,685.49/65,802.91 = 29,779.42/x
  3. Step 3: Cross multiply
    47,685.49x = 65,802.91 × 29,779.42
  4. Step 4: Simplify right side
    47,685.49x = 1,959,572,494.11
  5. Step 5: Solve for x
    x = 1,959,572,494.11/47,685.49
  6. Step 6: Final answer
    x = 41,093.68

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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.