Home / 14,154.09-21,211.02-10,427.01

Finding the Fourth Proportional to 14,154.09, 21,211.02 and 10,427.01

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Solution

The fourth proportional to 14,154.09, 21,211.02 and 10,427.01 is: 15,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154.09 : 21,211.02 = 10,427.01 : x
  2. Step 2: Convert to fraction form
    14,154.09/21,211.02 = 10,427.01/x
  3. Step 3: Cross multiply
    14,154.09x = 21,211.02 × 10,427.01
  4. Step 4: Simplify right side
    14,154.09x = 221,167,517.65
  5. Step 5: Solve for x
    x = 221,167,517.65/14,154.09
  6. Step 6: Final answer
    x = 15,625.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.