Home / 10,625.93-14,655.06-9,431.79

Finding the Fourth Proportional to 10,625.93, 14,655.06 and 9,431.79

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Solution

The fourth proportional to 10,625.93, 14,655.06 and 9,431.79 is: 13,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.93 : 14,655.06 = 9,431.79 : x
  2. Step 2: Convert to fraction form
    10,625.93/14,655.06 = 9,431.79/x
  3. Step 3: Cross multiply
    10,625.93x = 14,655.06 × 9,431.79
  4. Step 4: Simplify right side
    10,625.93x = 138,223,448.36
  5. Step 5: Solve for x
    x = 138,223,448.36/10,625.93
  6. Step 6: Final answer
    x = 13,008.13

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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.