Home / 21,094.11-29,133.81-14,368.08

Finding the Fourth Proportional to 21,094.11, 29,133.81 and 14,368.08

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Solution

The fourth proportional to 21,094.11, 29,133.81 and 14,368.08 is: 19,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,094.11 : 29,133.81 = 14,368.08 : x
  2. Step 2: Convert to fraction form
    21,094.11/29,133.81 = 14,368.08/x
  3. Step 3: Cross multiply
    21,094.11x = 29,133.81 × 14,368.08
  4. Step 4: Simplify right side
    21,094.11x = 418,596,912.78
  5. Step 5: Solve for x
    x = 418,596,912.78/21,094.11
  6. Step 6: Final answer
    x = 19,844.26

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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.