Home / 30,060.40-41,492.28-19,449.76

Finding the Fourth Proportional to 30,060.40, 41,492.28 and 19,449.76

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Solution

The fourth proportional to 30,060.40, 41,492.28 and 19,449.76 is: 26,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,060.40 : 41,492.28 = 19,449.76 : x
  2. Step 2: Convert to fraction form
    30,060.40/41,492.28 = 19,449.76/x
  3. Step 3: Cross multiply
    30,060.40x = 41,492.28 × 19,449.76
  4. Step 4: Simplify right side
    30,060.40x = 807,014,887.85
  5. Step 5: Solve for x
    x = 807,014,887.85/30,060.40
  6. Step 6: Final answer
    x = 26,846.45

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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.