Home / 13,973.59-19,283.15-7,685.96

Finding the Fourth Proportional to 13,973.59, 19,283.15 and 7,685.96

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Solution

The fourth proportional to 13,973.59, 19,283.15 and 7,685.96 is: 10,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973.59 : 19,283.15 = 7,685.96 : x
  2. Step 2: Convert to fraction form
    13,973.59/19,283.15 = 7,685.96/x
  3. Step 3: Cross multiply
    13,973.59x = 19,283.15 × 7,685.96
  4. Step 4: Simplify right side
    13,973.59x = 148,209,481.14
  5. Step 5: Solve for x
    x = 148,209,481.14/13,973.59
  6. Step 6: Final answer
    x = 10,606.40

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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.