Home / 56,045.58-77,341.84-30,552.18

Finding the Fourth Proportional to 56,045.58, 77,341.84 and 30,552.18

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Solution

The fourth proportional to 56,045.58, 77,341.84 and 30,552.18 is: 42,161.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,045.58 : 77,341.84 = 30,552.18 : x
  2. Step 2: Convert to fraction form
    56,045.58/77,341.84 = 30,552.18/x
  3. Step 3: Cross multiply
    56,045.58x = 77,341.84 × 30,552.18
  4. Step 4: Simplify right side
    56,045.58x = 2,362,961,817.21
  5. Step 5: Solve for x
    x = 2,362,961,817.21/56,045.58
  6. Step 6: Final answer
    x = 42,161.43

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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.