Home / 32,125.35-44,345.76-21,779.49

Finding the Fourth Proportional to 32,125.35, 44,345.76 and 21,779.49

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Solution

The fourth proportional to 32,125.35, 44,345.76 and 21,779.49 is: 30,064.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,125.35 : 44,345.76 = 21,779.49 : x
  2. Step 2: Convert to fraction form
    32,125.35/44,345.76 = 21,779.49/x
  3. Step 3: Cross multiply
    32,125.35x = 44,345.76 × 21,779.49
  4. Step 4: Simplify right side
    32,125.35x = 965,828,036.46
  5. Step 5: Solve for x
    x = 965,828,036.46/32,125.35
  6. Step 6: Final answer
    x = 30,064.36

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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.