Home / 13,960.02-20,937.87-9,064.38

Finding the Fourth Proportional to 13,960.02, 20,937.87 and 9,064.38

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Solution

The fourth proportional to 13,960.02, 20,937.87 and 9,064.38 is: 13,595.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.02 : 20,937.87 = 9,064.38 : x
  2. Step 2: Convert to fraction form
    13,960.02/20,937.87 = 9,064.38/x
  3. Step 3: Cross multiply
    13,960.02x = 20,937.87 × 9,064.38
  4. Step 4: Simplify right side
    13,960.02x = 189,788,810.07
  5. Step 5: Solve for x
    x = 189,788,810.07/13,960.02
  6. Step 6: Final answer
    x = 13,595.17

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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.