Home / 10,329.09-14,237.79-9,471.00

Finding the Fourth Proportional to 10,329.09, 14,237.79 and 9,471.00

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Solution

The fourth proportional to 10,329.09, 14,237.79 and 9,471.00 is: 13,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.09 : 14,237.79 = 9,471.00 : x
  2. Step 2: Convert to fraction form
    10,329.09/14,237.79 = 9,471.00/x
  3. Step 3: Cross multiply
    10,329.09x = 14,237.79 × 9,471.00
  4. Step 4: Simplify right side
    10,329.09x = 134,846,020.18
  5. Step 5: Solve for x
    x = 134,846,020.18/10,329.09
  6. Step 6: Final answer
    x = 13,054.98

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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.