Home / 16,246.01-22,416.95-9,172.28

Finding the Fourth Proportional to 16,246.01, 22,416.95 and 9,172.28

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Solution

The fourth proportional to 16,246.01, 22,416.95 and 9,172.28 is: 12,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,246.01 : 22,416.95 = 9,172.28 : x
  2. Step 2: Convert to fraction form
    16,246.01/22,416.95 = 9,172.28/x
  3. Step 3: Cross multiply
    16,246.01x = 22,416.95 × 9,172.28
  4. Step 4: Simplify right side
    16,246.01x = 205,614,430.06
  5. Step 5: Solve for x
    x = 205,614,430.06/16,246.01
  6. Step 6: Final answer
    x = 12,656.31

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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.