Home / 31,118.40-46,677.60-10,058.40

Finding the Fourth Proportional to 31,118.40, 46,677.60 and 10,058.40

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Solution

The fourth proportional to 31,118.40, 46,677.60 and 10,058.40 is: 15,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,118.40 : 46,677.60 = 10,058.40 : x
  2. Step 2: Convert to fraction form
    31,118.40/46,677.60 = 10,058.40/x
  3. Step 3: Cross multiply
    31,118.40x = 46,677.60 × 10,058.40
  4. Step 4: Simplify right side
    31,118.40x = 469,501,971.84
  5. Step 5: Solve for x
    x = 469,501,971.84/31,118.40
  6. Step 6: Final answer
    x = 15,087.60

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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.