Home / 19,254.12-28,885.23-10,937.99

Finding the Fourth Proportional to 19,254.12, 28,885.23 and 10,937.99

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Solution

The fourth proportional to 19,254.12, 28,885.23 and 10,937.99 is: 16,409.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254.12 : 28,885.23 = 10,937.99 : x
  2. Step 2: Convert to fraction form
    19,254.12/28,885.23 = 10,937.99/x
  3. Step 3: Cross multiply
    19,254.12x = 28,885.23 × 10,937.99
  4. Step 4: Simplify right side
    19,254.12x = 315,946,325.69
  5. Step 5: Solve for x
    x = 315,946,325.69/19,254.12
  6. Step 6: Final answer
    x = 16,409.28

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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.