Home / 31,005.60-46,508.40-25,465.20

Finding the Fourth Proportional to 31,005.60, 46,508.40 and 25,465.20

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Solution

The fourth proportional to 31,005.60, 46,508.40 and 25,465.20 is: 38,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,005.60 : 46,508.40 = 25,465.20 : x
  2. Step 2: Convert to fraction form
    31,005.60/46,508.40 = 25,465.20/x
  3. Step 3: Cross multiply
    31,005.60x = 46,508.40 × 25,465.20
  4. Step 4: Simplify right side
    31,005.60x = 1,184,345,707.68
  5. Step 5: Solve for x
    x = 1,184,345,707.68/31,005.60
  6. Step 6: Final answer
    x = 38,197.80

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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.