Home / 14,503.51-19,986.82-10,304.47

Finding the Fourth Proportional to 14,503.51, 19,986.82 and 10,304.47

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Solution

The fourth proportional to 14,503.51, 19,986.82 and 10,304.47 is: 14,200.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,503.51 : 19,986.82 = 10,304.47 : x
  2. Step 2: Convert to fraction form
    14,503.51/19,986.82 = 10,304.47/x
  3. Step 3: Cross multiply
    14,503.51x = 19,986.82 × 10,304.47
  4. Step 4: Simplify right side
    14,503.51x = 205,953,587.09
  5. Step 5: Solve for x
    x = 205,953,587.09/14,503.51
  6. Step 6: Final answer
    x = 14,200.26

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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.