Home / 14,004.77-19,326.50-7,631.35

Finding the Fourth Proportional to 14,004.77, 19,326.50 and 7,631.35

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Solution

The fourth proportional to 14,004.77, 19,326.50 and 7,631.35 is: 10,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.77 : 19,326.50 = 7,631.35 : x
  2. Step 2: Convert to fraction form
    14,004.77/19,326.50 = 7,631.35/x
  3. Step 3: Cross multiply
    14,004.77x = 19,326.50 × 7,631.35
  4. Step 4: Simplify right side
    14,004.77x = 147,487,285.78
  5. Step 5: Solve for x
    x = 147,487,285.78/14,004.77
  6. Step 6: Final answer
    x = 10,531.22

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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.