Home / 13,973-19,283.28-7,685.24

Finding the Fourth Proportional to 13,973, 19,283.28 and 7,685.24

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Solution

The fourth proportional to 13,973, 19,283.28 and 7,685.24 is: 10,605.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973 : 19,283.28 = 7,685.24 : x
  2. Step 2: Convert to fraction form
    13,973/19,283.28 = 7,685.24/x
  3. Step 3: Cross multiply
    13,973x = 19,283.28 × 7,685.24
  4. Step 4: Simplify right side
    13,973x = 148,196,634.79
  5. Step 5: Solve for x
    x = 148,196,634.79/13,973
  6. Step 6: Final answer
    x = 10,605.93

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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.