Home / 16,920.32-23,349.67-9,263.57

Finding the Fourth Proportional to 16,920.32, 23,349.67 and 9,263.57

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Solution

The fourth proportional to 16,920.32, 23,349.67 and 9,263.57 is: 12,783.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920.32 : 23,349.67 = 9,263.57 : x
  2. Step 2: Convert to fraction form
    16,920.32/23,349.67 = 9,263.57/x
  3. Step 3: Cross multiply
    16,920.32x = 23,349.67 × 9,263.57
  4. Step 4: Simplify right side
    16,920.32x = 216,301,162.61
  5. Step 5: Solve for x
    x = 216,301,162.61/16,920.32
  6. Step 6: Final answer
    x = 12,783.52

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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.