Home / 27,423.51-37,845.14-16,818.99

Finding the Fourth Proportional to 27,423.51, 37,845.14 and 16,818.99

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Solution

The fourth proportional to 27,423.51, 37,845.14 and 16,818.99 is: 23,210.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,423.51 : 37,845.14 = 16,818.99 : x
  2. Step 2: Convert to fraction form
    27,423.51/37,845.14 = 16,818.99/x
  3. Step 3: Cross multiply
    27,423.51x = 37,845.14 × 16,818.99
  4. Step 4: Simplify right side
    27,423.51x = 636,516,947.11
  5. Step 5: Solve for x
    x = 636,516,947.11/27,423.51
  6. Step 6: Final answer
    x = 23,210.63

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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.