Home / 38,444.82-53,045.24-28,907.67

Finding the Fourth Proportional to 38,444.82, 53,045.24 and 28,907.67

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Solution

The fourth proportional to 38,444.82, 53,045.24 and 28,907.67 is: 39,886.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,444.82 : 53,045.24 = 28,907.67 : x
  2. Step 2: Convert to fraction form
    38,444.82/53,045.24 = 28,907.67/x
  3. Step 3: Cross multiply
    38,444.82x = 53,045.24 × 28,907.67
  4. Step 4: Simplify right side
    38,444.82x = 1,533,414,292.99
  5. Step 5: Solve for x
    x = 1,533,414,292.99/38,444.82
  6. Step 6: Final answer
    x = 39,886.11

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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.