Home / 12,341.05-18,507.81-10,367.29

Finding the Fourth Proportional to 12,341.05, 18,507.81 and 10,367.29

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Solution

The fourth proportional to 12,341.05, 18,507.81 and 10,367.29 is: 15,547.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341.05 : 18,507.81 = 10,367.29 : x
  2. Step 2: Convert to fraction form
    12,341.05/18,507.81 = 10,367.29/x
  3. Step 3: Cross multiply
    12,341.05x = 18,507.81 × 10,367.29
  4. Step 4: Simplify right side
    12,341.05x = 191,875,833.53
  5. Step 5: Solve for x
    x = 191,875,833.53/12,341.05
  6. Step 6: Final answer
    x = 15,547.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.