Home / 19,270.17-28,885.14-9,395.87

Finding the Fourth Proportional to 19,270.17, 28,885.14 and 9,395.87

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Solution

The fourth proportional to 19,270.17, 28,885.14 and 9,395.87 is: 14,083.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.17 : 28,885.14 = 9,395.87 : x
  2. Step 2: Convert to fraction form
    19,270.17/28,885.14 = 9,395.87/x
  3. Step 3: Cross multiply
    19,270.17x = 28,885.14 × 9,395.87
  4. Step 4: Simplify right side
    19,270.17x = 271,400,875.95
  5. Step 5: Solve for x
    x = 271,400,875.95/19,270.17
  6. Step 6: Final answer
    x = 14,083.99

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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.