Home / 31,055.11-46,587.03-12,337.05

Finding the Fourth Proportional to 31,055.11, 46,587.03 and 12,337.05

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Solution

The fourth proportional to 31,055.11, 46,587.03 and 12,337.05 is: 18,507.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,055.11 : 46,587.03 = 12,337.05 : x
  2. Step 2: Convert to fraction form
    31,055.11/46,587.03 = 12,337.05/x
  3. Step 3: Cross multiply
    31,055.11x = 46,587.03 × 12,337.05
  4. Step 4: Simplify right side
    31,055.11x = 574,746,518.46
  5. Step 5: Solve for x
    x = 574,746,518.46/31,055.11
  6. Step 6: Final answer
    x = 18,507.31

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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.