Home / 22,699.15-31,316.23-14,081.35

Finding the Fourth Proportional to 22,699.15, 31,316.23 and 14,081.35

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Solution

The fourth proportional to 22,699.15, 31,316.23 and 14,081.35 is: 19,426.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,699.15 : 31,316.23 = 14,081.35 : x
  2. Step 2: Convert to fraction form
    22,699.15/31,316.23 = 14,081.35/x
  3. Step 3: Cross multiply
    22,699.15x = 31,316.23 × 14,081.35
  4. Step 4: Simplify right side
    22,699.15x = 440,974,795.31
  5. Step 5: Solve for x
    x = 440,974,795.31/22,699.15
  6. Step 6: Final answer
    x = 19,426.93

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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.