Home / 13,567.65-18,723.60-7,599.30

Finding the Fourth Proportional to 13,567.65, 18,723.60 and 7,599.30

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Solution

The fourth proportional to 13,567.65, 18,723.60 and 7,599.30 is: 10,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.65 : 18,723.60 = 7,599.30 : x
  2. Step 2: Convert to fraction form
    13,567.65/18,723.60 = 7,599.30/x
  3. Step 3: Cross multiply
    13,567.65x = 18,723.60 × 7,599.30
  4. Step 4: Simplify right side
    13,567.65x = 142,286,253.48
  5. Step 5: Solve for x
    x = 142,286,253.48/13,567.65
  6. Step 6: Final answer
    x = 10,487.17

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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.