Home / 46,172.34-69,248.48-12,437.51

Finding the Fourth Proportional to 46,172.34, 69,248.48 and 12,437.51

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Solution

The fourth proportional to 46,172.34, 69,248.48 and 12,437.51 is: 18,653.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,172.34 : 69,248.48 = 12,437.51 : x
  2. Step 2: Convert to fraction form
    46,172.34/69,248.48 = 12,437.51/x
  3. Step 3: Cross multiply
    46,172.34x = 69,248.48 × 12,437.51
  4. Step 4: Simplify right side
    46,172.34x = 861,278,254.05
  5. Step 5: Solve for x
    x = 861,278,254.05/46,172.34
  6. Step 6: Final answer
    x = 18,653.55

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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.