Home / 27,703.28-41,526.17-12,900.02

Finding the Fourth Proportional to 27,703.28, 41,526.17 and 12,900.02

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Solution

The fourth proportional to 27,703.28, 41,526.17 and 12,900.02 is: 19,336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,703.28 : 41,526.17 = 12,900.02 : x
  2. Step 2: Convert to fraction form
    27,703.28/41,526.17 = 12,900.02/x
  3. Step 3: Cross multiply
    27,703.28x = 41,526.17 × 12,900.02
  4. Step 4: Simplify right side
    27,703.28x = 535,688,151.39
  5. Step 5: Solve for x
    x = 535,688,151.39/27,703.28
  6. Step 6: Final answer
    x = 19,336.64

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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.