Home / 13,349.04-18,408.27-10,363.74

Finding the Fourth Proportional to 13,349.04, 18,408.27 and 10,363.74

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Solution

The fourth proportional to 13,349.04, 18,408.27 and 10,363.74 is: 14,291.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349.04 : 18,408.27 = 10,363.74 : x
  2. Step 2: Convert to fraction form
    13,349.04/18,408.27 = 10,363.74/x
  3. Step 3: Cross multiply
    13,349.04x = 18,408.27 × 10,363.74
  4. Step 4: Simplify right side
    13,349.04x = 190,778,524.13
  5. Step 5: Solve for x
    x = 190,778,524.13/13,349.04
  6. Step 6: Final answer
    x = 14,291.55

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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.