Home / 44,545.08-61,421.74-28,390.77

Finding the Fourth Proportional to 44,545.08, 61,421.74 and 28,390.77

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Solution

The fourth proportional to 44,545.08, 61,421.74 and 28,390.77 is: 39,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,545.08 : 61,421.74 = 28,390.77 : x
  2. Step 2: Convert to fraction form
    44,545.08/61,421.74 = 28,390.77/x
  3. Step 3: Cross multiply
    44,545.08x = 61,421.74 × 28,390.77
  4. Step 4: Simplify right side
    44,545.08x = 1,743,810,493.34
  5. Step 5: Solve for x
    x = 1,743,810,493.34/44,545.08
  6. Step 6: Final answer
    x = 39,147.10

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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.