Home / 16,386.30-24,585.66-9,817.20

Finding the Fourth Proportional to 16,386.30, 24,585.66 and 9,817.20

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Solution

The fourth proportional to 16,386.30, 24,585.66 and 9,817.20 is: 14,729.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,386.30 : 24,585.66 = 9,817.20 : x
  2. Step 2: Convert to fraction form
    16,386.30/24,585.66 = 9,817.20/x
  3. Step 3: Cross multiply
    16,386.30x = 24,585.66 × 9,817.20
  4. Step 4: Simplify right side
    16,386.30x = 241,362,341.35
  5. Step 5: Solve for x
    x = 241,362,341.35/16,386.30
  6. Step 6: Final answer
    x = 14,729.52

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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.