Home / 16,210.86-22,378.46-9,495.56

Finding the Fourth Proportional to 16,210.86, 22,378.46 and 9,495.56

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Solution

The fourth proportional to 16,210.86, 22,378.46 and 9,495.56 is: 13,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,210.86 : 22,378.46 = 9,495.56 : x
  2. Step 2: Convert to fraction form
    16,210.86/22,378.46 = 9,495.56/x
  3. Step 3: Cross multiply
    16,210.86x = 22,378.46 × 9,495.56
  4. Step 4: Simplify right side
    16,210.86x = 212,496,009.64
  5. Step 5: Solve for x
    x = 212,496,009.64/16,210.86
  6. Step 6: Final answer
    x = 13,108.25

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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.