Home / 15,549.01-21,457.67-10,175.14

Finding the Fourth Proportional to 15,549.01, 21,457.67 and 10,175.14

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Solution

The fourth proportional to 15,549.01, 21,457.67 and 10,175.14 is: 14,041.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549.01 : 21,457.67 = 10,175.14 : x
  2. Step 2: Convert to fraction form
    15,549.01/21,457.67 = 10,175.14/x
  3. Step 3: Cross multiply
    15,549.01x = 21,457.67 × 10,175.14
  4. Step 4: Simplify right side
    15,549.01x = 218,334,689.04
  5. Step 5: Solve for x
    x = 218,334,689.04/15,549.01
  6. Step 6: Final answer
    x = 14,041.71

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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.