Home / 46,918.17-70,387.52-13,639.32

Finding the Fourth Proportional to 46,918.17, 70,387.52 and 13,639.32

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Solution

The fourth proportional to 46,918.17, 70,387.52 and 13,639.32 is: 20,461.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,918.17 : 70,387.52 = 13,639.32 : x
  2. Step 2: Convert to fraction form
    46,918.17/70,387.52 = 13,639.32/x
  3. Step 3: Cross multiply
    46,918.17x = 70,387.52 × 13,639.32
  4. Step 4: Simplify right side
    46,918.17x = 960,037,841.09
  5. Step 5: Solve for x
    x = 960,037,841.09/46,918.17
  6. Step 6: Final answer
    x = 20,461.96

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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.