Home / 40,350.72-60,492.06-19,278.84

Finding the Fourth Proportional to 40,350.72, 60,492.06 and 19,278.84

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Solution

The fourth proportional to 40,350.72, 60,492.06 and 19,278.84 is: 28,902.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,350.72 : 60,492.06 = 19,278.84 : x
  2. Step 2: Convert to fraction form
    40,350.72/60,492.06 = 19,278.84/x
  3. Step 3: Cross multiply
    40,350.72x = 60,492.06 × 19,278.84
  4. Step 4: Simplify right side
    40,350.72x = 1,166,216,746.01
  5. Step 5: Solve for x
    x = 1,166,216,746.01/40,350.72
  6. Step 6: Final answer
    x = 28,902.01

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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.