Home / 53,496.45-80,055.14-39,423.11

Finding the Fourth Proportional to 53,496.45, 80,055.14 and 39,423.11

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Solution

The fourth proportional to 53,496.45, 80,055.14 and 39,423.11 is: 58,994.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,496.45 : 80,055.14 = 39,423.11 : x
  2. Step 2: Convert to fraction form
    53,496.45/80,055.14 = 39,423.11/x
  3. Step 3: Cross multiply
    53,496.45x = 80,055.14 × 39,423.11
  4. Step 4: Simplify right side
    53,496.45x = 3,156,021,992.89
  5. Step 5: Solve for x
    x = 3,156,021,992.89/53,496.45
  6. Step 6: Final answer
    x = 58,994.98

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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.