Home / 13,536.04-18,677.56-7,567.40

Finding the Fourth Proportional to 13,536.04, 18,677.56 and 7,567.40

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Solution

The fourth proportional to 13,536.04, 18,677.56 and 7,567.40 is: 10,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,536.04 : 18,677.56 = 7,567.40 : x
  2. Step 2: Convert to fraction form
    13,536.04/18,677.56 = 7,567.40/x
  3. Step 3: Cross multiply
    13,536.04x = 18,677.56 × 7,567.40
  4. Step 4: Simplify right side
    13,536.04x = 141,340,567.54
  5. Step 5: Solve for x
    x = 141,340,567.54/13,536.04
  6. Step 6: Final answer
    x = 10,441.80

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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.