Home / 19,297.15-26,631.50-10,800.13

Finding the Fourth Proportional to 19,297.15, 26,631.50 and 10,800.13

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Solution

The fourth proportional to 19,297.15, 26,631.50 and 10,800.13 is: 14,904.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,297.15 : 26,631.50 = 10,800.13 : x
  2. Step 2: Convert to fraction form
    19,297.15/26,631.50 = 10,800.13/x
  3. Step 3: Cross multiply
    19,297.15x = 26,631.50 × 10,800.13
  4. Step 4: Simplify right side
    19,297.15x = 287,623,662.10
  5. Step 5: Solve for x
    x = 287,623,662.10/19,297.15
  6. Step 6: Final answer
    x = 14,904.98

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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.