Home / 38,665.58-58,005.66-12,363.26

Finding the Fourth Proportional to 38,665.58, 58,005.66 and 12,363.26

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Solution

The fourth proportional to 38,665.58, 58,005.66 and 12,363.26 is: 18,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,665.58 : 58,005.66 = 12,363.26 : x
  2. Step 2: Convert to fraction form
    38,665.58/58,005.66 = 12,363.26/x
  3. Step 3: Cross multiply
    38,665.58x = 58,005.66 × 12,363.26
  4. Step 4: Simplify right side
    38,665.58x = 717,139,056.05
  5. Step 5: Solve for x
    x = 717,139,056.05/38,665.58
  6. Step 6: Final answer
    x = 18,547.22

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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.