Home / 16,317.18-22,518.11-9,603.16

Finding the Fourth Proportional to 16,317.18, 22,518.11 and 9,603.16

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Solution

The fourth proportional to 16,317.18, 22,518.11 and 9,603.16 is: 13,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,317.18 : 22,518.11 = 9,603.16 : x
  2. Step 2: Convert to fraction form
    16,317.18/22,518.11 = 9,603.16/x
  3. Step 3: Cross multiply
    16,317.18x = 22,518.11 × 9,603.16
  4. Step 4: Simplify right side
    16,317.18x = 216,244,980.94
  5. Step 5: Solve for x
    x = 216,244,980.94/16,317.18
  6. Step 6: Final answer
    x = 13,252.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.