Home / 56,528.96-84,795.26-28,433.69

Finding the Fourth Proportional to 56,528.96, 84,795.26 and 28,433.69

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Solution

The fourth proportional to 56,528.96, 84,795.26 and 28,433.69 is: 42,651.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,528.96 : 84,795.26 = 28,433.69 : x
  2. Step 2: Convert to fraction form
    56,528.96/84,795.26 = 28,433.69/x
  3. Step 3: Cross multiply
    56,528.96x = 84,795.26 × 28,433.69
  4. Step 4: Simplify right side
    56,528.96x = 2,411,041,570.16
  5. Step 5: Solve for x
    x = 2,411,041,570.16/56,528.96
  6. Step 6: Final answer
    x = 42,651.44

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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.