Home / 31,058.10-46,590.30-9,992.70

Finding the Fourth Proportional to 31,058.10, 46,590.30 and 9,992.70

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Solution

The fourth proportional to 31,058.10, 46,590.30 and 9,992.70 is: 14,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,058.10 : 46,590.30 = 9,992.70 : x
  2. Step 2: Convert to fraction form
    31,058.10/46,590.30 = 9,992.70/x
  3. Step 3: Cross multiply
    31,058.10x = 46,590.30 × 9,992.70
  4. Step 4: Simplify right side
    31,058.10x = 465,562,890.81
  5. Step 5: Solve for x
    x = 465,562,890.81/31,058.10
  6. Step 6: Final answer
    x = 14,990.06

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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.