Home / 43,730.10-65,595.54-12,565.34

Finding the Fourth Proportional to 43,730.10, 65,595.54 and 12,565.34

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Solution

The fourth proportional to 43,730.10, 65,595.54 and 12,565.34 is: 18,848.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,730.10 : 65,595.54 = 12,565.34 : x
  2. Step 2: Convert to fraction form
    43,730.10/65,595.54 = 12,565.34/x
  3. Step 3: Cross multiply
    43,730.10x = 65,595.54 × 12,565.34
  4. Step 4: Simplify right side
    43,730.10x = 824,230,262.58
  5. Step 5: Solve for x
    x = 824,230,262.58/43,730.10
  6. Step 6: Final answer
    x = 18,848.12

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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.