Home / 31,058.10-46,587.15-10,281.60

Finding the Fourth Proportional to 31,058.10, 46,587.15 and 10,281.60

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Solution

The fourth proportional to 31,058.10, 46,587.15 and 10,281.60 is: 15,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,058.10 : 46,587.15 = 10,281.60 : x
  2. Step 2: Convert to fraction form
    31,058.10/46,587.15 = 10,281.60/x
  3. Step 3: Cross multiply
    31,058.10x = 46,587.15 × 10,281.60
  4. Step 4: Simplify right side
    31,058.10x = 478,990,441.44
  5. Step 5: Solve for x
    x = 478,990,441.44/31,058.10
  6. Step 6: Final answer
    x = 15,422.40

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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.