Home / 13,598.61-20,399.73-9,374.05

Finding the Fourth Proportional to 13,598.61, 20,399.73 and 9,374.05

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Solution

The fourth proportional to 13,598.61, 20,399.73 and 9,374.05 is: 14,062.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,598.61 : 20,399.73 = 9,374.05 : x
  2. Step 2: Convert to fraction form
    13,598.61/20,399.73 = 9,374.05/x
  3. Step 3: Cross multiply
    13,598.61x = 20,399.73 × 9,374.05
  4. Step 4: Simplify right side
    13,598.61x = 191,228,089.01
  5. Step 5: Solve for x
    x = 191,228,089.01/13,598.61
  6. Step 6: Final answer
    x = 14,062.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.