Home / 14,318.39-19,750.29-10,345.34

Finding the Fourth Proportional to 14,318.39, 19,750.29 and 10,345.34

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Solution

The fourth proportional to 14,318.39, 19,750.29 and 10,345.34 is: 14,270.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.39 : 19,750.29 = 10,345.34 : x
  2. Step 2: Convert to fraction form
    14,318.39/19,750.29 = 10,345.34/x
  3. Step 3: Cross multiply
    14,318.39x = 19,750.29 × 10,345.34
  4. Step 4: Simplify right side
    14,318.39x = 204,323,465.15
  5. Step 5: Solve for x
    x = 204,323,465.15/14,318.39
  6. Step 6: Final answer
    x = 14,270.00

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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.