Home / 13,566.79-18,722.26-7,598.46

Finding the Fourth Proportional to 13,566.79, 18,722.26 and 7,598.46

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Solution

The fourth proportional to 13,566.79, 18,722.26 and 7,598.46 is: 10,485.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.79 : 18,722.26 = 7,598.46 : x
  2. Step 2: Convert to fraction form
    13,566.79/18,722.26 = 7,598.46/x
  3. Step 3: Cross multiply
    13,566.79x = 18,722.26 × 7,598.46
  4. Step 4: Simplify right side
    13,566.79x = 142,260,291.40
  5. Step 5: Solve for x
    x = 142,260,291.40/13,566.79
  6. Step 6: Final answer
    x = 10,485.92

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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.