Home / 42,276.15-63,368.46-27,495.68

Finding the Fourth Proportional to 42,276.15, 63,368.46 and 27,495.68

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Solution

The fourth proportional to 42,276.15, 63,368.46 and 27,495.68 is: 41,213.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,276.15 : 63,368.46 = 27,495.68 : x
  2. Step 2: Convert to fraction form
    42,276.15/63,368.46 = 27,495.68/x
  3. Step 3: Cross multiply
    42,276.15x = 63,368.46 × 27,495.68
  4. Step 4: Simplify right side
    42,276.15x = 1,742,358,581.41
  5. Step 5: Solve for x
    x = 1,742,358,581.41/42,276.15
  6. Step 6: Final answer
    x = 41,213.75

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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.