Home / 14,156.51-19,507.21-10,950.34

Finding the Fourth Proportional to 14,156.51, 19,507.21 and 10,950.34

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Solution

The fourth proportional to 14,156.51, 19,507.21 and 10,950.34 is: 15,089.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156.51 : 19,507.21 = 10,950.34 : x
  2. Step 2: Convert to fraction form
    14,156.51/19,507.21 = 10,950.34/x
  3. Step 3: Cross multiply
    14,156.51x = 19,507.21 × 10,950.34
  4. Step 4: Simplify right side
    14,156.51x = 213,610,505.81
  5. Step 5: Solve for x
    x = 213,610,505.81/14,156.51
  6. Step 6: Final answer
    x = 15,089.20

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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.