Home / 27,466.10-37,901.70-15,528.68

Finding the Fourth Proportional to 27,466.10, 37,901.70 and 15,528.68

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Solution

The fourth proportional to 27,466.10, 37,901.70 and 15,528.68 is: 21,428.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,466.10 : 37,901.70 = 15,528.68 : x
  2. Step 2: Convert to fraction form
    27,466.10/37,901.70 = 15,528.68/x
  3. Step 3: Cross multiply
    27,466.10x = 37,901.70 × 15,528.68
  4. Step 4: Simplify right side
    27,466.10x = 588,563,370.76
  5. Step 5: Solve for x
    x = 588,563,370.76/27,466.10
  6. Step 6: Final answer
    x = 21,428.72

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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.