Home / 30,587.22-45,875.35-8,397.68

Finding the Fourth Proportional to 30,587.22, 45,875.35 and 8,397.68

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Solution

The fourth proportional to 30,587.22, 45,875.35 and 8,397.68 is: 12,595.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,587.22 : 45,875.35 = 8,397.68 : x
  2. Step 2: Convert to fraction form
    30,587.22/45,875.35 = 8,397.68/x
  3. Step 3: Cross multiply
    30,587.22x = 45,875.35 × 8,397.68
  4. Step 4: Simplify right side
    30,587.22x = 385,246,237.82
  5. Step 5: Solve for x
    x = 385,246,237.82/30,587.22
  6. Step 6: Final answer
    x = 12,595.01

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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.