Home / 56,628.30-84,892.23-28,511.58

Finding the Fourth Proportional to 56,628.30, 84,892.23 and 28,511.58

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Solution

The fourth proportional to 56,628.30, 84,892.23 and 28,511.58 is: 42,742.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,628.30 : 84,892.23 = 28,511.58 : x
  2. Step 2: Convert to fraction form
    56,628.30/84,892.23 = 28,511.58/x
  3. Step 3: Cross multiply
    56,628.30x = 84,892.23 × 28,511.58
  4. Step 4: Simplify right side
    56,628.30x = 2,420,411,607.02
  5. Step 5: Solve for x
    x = 2,420,411,607.02/56,628.30
  6. Step 6: Final answer
    x = 42,742.08

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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.