Home / 17,985.81-24,829.23-13,943.70

Finding the Fourth Proportional to 17,985.81, 24,829.23 and 13,943.70

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Solution

The fourth proportional to 17,985.81, 24,829.23 and 13,943.70 is: 19,249.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985.81 : 24,829.23 = 13,943.70 : x
  2. Step 2: Convert to fraction form
    17,985.81/24,829.23 = 13,943.70/x
  3. Step 3: Cross multiply
    17,985.81x = 24,829.23 × 13,943.70
  4. Step 4: Simplify right side
    17,985.81x = 346,211,334.35
  5. Step 5: Solve for x
    x = 346,211,334.35/17,985.81
  6. Step 6: Final answer
    x = 19,249.14

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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.