Home / 14,502.51-19,985.44-10,303.47

Finding the Fourth Proportional to 14,502.51, 19,985.44 and 10,303.47

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Solution

The fourth proportional to 14,502.51, 19,985.44 and 10,303.47 is: 14,198.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502.51 : 19,985.44 = 10,303.47 : x
  2. Step 2: Convert to fraction form
    14,502.51/19,985.44 = 10,303.47/x
  3. Step 3: Cross multiply
    14,502.51x = 19,985.44 × 10,303.47
  4. Step 4: Simplify right side
    14,502.51x = 205,919,381.48
  5. Step 5: Solve for x
    x = 205,919,381.48/14,502.51
  6. Step 6: Final answer
    x = 14,198.88

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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.