Home / 13,837.02-19,089.27-9,647.70

Finding the Fourth Proportional to 13,837.02, 19,089.27 and 9,647.70

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Solution

The fourth proportional to 13,837.02, 19,089.27 and 9,647.70 is: 13,309.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.02 : 19,089.27 = 9,647.70 : x
  2. Step 2: Convert to fraction form
    13,837.02/19,089.27 = 9,647.70/x
  3. Step 3: Cross multiply
    13,837.02x = 19,089.27 × 9,647.70
  4. Step 4: Simplify right side
    13,837.02x = 184,167,550.18
  5. Step 5: Solve for x
    x = 184,167,550.18/13,837.02
  6. Step 6: Final answer
    x = 13,309.77

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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.