Home / 38,655.88-58,009.80-13,695.84

Finding the Fourth Proportional to 38,655.88, 58,009.80 and 13,695.84

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Solution

The fourth proportional to 38,655.88, 58,009.80 and 13,695.84 is: 20,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,655.88 : 58,009.80 = 13,695.84 : x
  2. Step 2: Convert to fraction form
    38,655.88/58,009.80 = 13,695.84/x
  3. Step 3: Cross multiply
    38,655.88x = 58,009.80 × 13,695.84
  4. Step 4: Simplify right side
    38,655.88x = 794,492,939.23
  5. Step 5: Solve for x
    x = 794,492,939.23/38,655.88
  6. Step 6: Final answer
    x = 20,552.96

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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.