Home / 56,482.10-84,718.53-19,041.36

Finding the Fourth Proportional to 56,482.10, 84,718.53 and 19,041.36

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Solution

The fourth proportional to 56,482.10, 84,718.53 and 19,041.36 is: 28,560.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,482.10 : 84,718.53 = 19,041.36 : x
  2. Step 2: Convert to fraction form
    56,482.10/84,718.53 = 19,041.36/x
  3. Step 3: Cross multiply
    56,482.10x = 84,718.53 × 19,041.36
  4. Step 4: Simplify right side
    56,482.10x = 1,613,156,028.40
  5. Step 5: Solve for x
    x = 1,613,156,028.40/56,482.10
  6. Step 6: Final answer
    x = 28,560.49

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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.