Home / 31,111.60-46,667.40-29,426.80

Finding the Fourth Proportional to 31,111.60, 46,667.40 and 29,426.80

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Solution

The fourth proportional to 31,111.60, 46,667.40 and 29,426.80 is: 44,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,111.60 : 46,667.40 = 29,426.80 : x
  2. Step 2: Convert to fraction form
    31,111.60/46,667.40 = 29,426.80/x
  3. Step 3: Cross multiply
    31,111.60x = 46,667.40 × 29,426.80
  4. Step 4: Simplify right side
    31,111.60x = 1,373,272,246.32
  5. Step 5: Solve for x
    x = 1,373,272,246.32/31,111.60
  6. Step 6: Final answer
    x = 44,140.20

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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.