Home / 46,058.62-69,088.04-12,780.47

Finding the Fourth Proportional to 46,058.62, 69,088.04 and 12,780.47

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Solution

The fourth proportional to 46,058.62, 69,088.04 and 12,780.47 is: 19,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,058.62 : 69,088.04 = 12,780.47 : x
  2. Step 2: Convert to fraction form
    46,058.62/69,088.04 = 12,780.47/x
  3. Step 3: Cross multiply
    46,058.62x = 69,088.04 × 12,780.47
  4. Step 4: Simplify right side
    46,058.62x = 882,977,622.58
  5. Step 5: Solve for x
    x = 882,977,622.58/46,058.62
  6. Step 6: Final answer
    x = 19,170.74

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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.