Home / 46,876.10-70,303.11-13,587.38

Finding the Fourth Proportional to 46,876.10, 70,303.11 and 13,587.38

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Solution

The fourth proportional to 46,876.10, 70,303.11 and 13,587.38 is: 20,377.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,876.10 : 70,303.11 = 13,587.38 : x
  2. Step 2: Convert to fraction form
    46,876.10/70,303.11 = 13,587.38/x
  3. Step 3: Cross multiply
    46,876.10x = 70,303.11 × 13,587.38
  4. Step 4: Simplify right side
    46,876.10x = 955,235,070.75
  5. Step 5: Solve for x
    x = 955,235,070.75/46,876.10
  6. Step 6: Final answer
    x = 20,377.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.