Home / 27,801.46-38,366.04-15,054.67

Finding the Fourth Proportional to 27,801.46, 38,366.04 and 15,054.67

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Solution

The fourth proportional to 27,801.46, 38,366.04 and 15,054.67 is: 20,775.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,801.46 : 38,366.04 = 15,054.67 : x
  2. Step 2: Convert to fraction form
    27,801.46/38,366.04 = 15,054.67/x
  3. Step 3: Cross multiply
    27,801.46x = 38,366.04 × 15,054.67
  4. Step 4: Simplify right side
    27,801.46x = 577,588,071.41
  5. Step 5: Solve for x
    x = 577,588,071.41/27,801.46
  6. Step 6: Final answer
    x = 20,775.46

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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.