Home / 56,176.84-77,524.50-31,026.76

Finding the Fourth Proportional to 56,176.84, 77,524.50 and 31,026.76

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Solution

The fourth proportional to 56,176.84, 77,524.50 and 31,026.76 is: 42,817.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,176.84 : 77,524.50 = 31,026.76 : x
  2. Step 2: Convert to fraction form
    56,176.84/77,524.50 = 31,026.76/x
  3. Step 3: Cross multiply
    56,176.84x = 77,524.50 × 31,026.76
  4. Step 4: Simplify right side
    56,176.84x = 2,405,334,055.62
  5. Step 5: Solve for x
    x = 2,405,334,055.62/56,176.84
  6. Step 6: Final answer
    x = 42,817.18

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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.