Home / 12,386.30-18,577.01-4,595.72

Finding the Fourth Proportional to 12,386.30, 18,577.01 and 4,595.72

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Solution

The fourth proportional to 12,386.30, 18,577.01 and 4,595.72 is: 6,892.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,386.30 : 18,577.01 = 4,595.72 : x
  2. Step 2: Convert to fraction form
    12,386.30/18,577.01 = 4,595.72/x
  3. Step 3: Cross multiply
    12,386.30x = 18,577.01 × 4,595.72
  4. Step 4: Simplify right side
    12,386.30x = 85,374,655.00
  5. Step 5: Solve for x
    x = 85,374,655.00/12,386.30
  6. Step 6: Final answer
    x = 6,892.67

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1.5x scale

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.