Home / 13,368.36-18,454.98-10,377.48

Finding the Fourth Proportional to 13,368.36, 18,454.98 and 10,377.48

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Solution

The fourth proportional to 13,368.36, 18,454.98 and 10,377.48 is: 14,326.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,368.36 : 18,454.98 = 10,377.48 : x
  2. Step 2: Convert to fraction form
    13,368.36/18,454.98 = 10,377.48/x
  3. Step 3: Cross multiply
    13,368.36x = 18,454.98 × 10,377.48
  4. Step 4: Simplify right side
    13,368.36x = 191,516,185.85
  5. Step 5: Solve for x
    x = 191,516,185.85/13,368.36
  6. Step 6: Final answer
    x = 14,326.08

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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.