Home / 31,009.60-46,528.80-16,235.20

Finding the Fourth Proportional to 31,009.60, 46,528.80 and 16,235.20

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Solution

The fourth proportional to 31,009.60, 46,528.80 and 16,235.20 is: 24,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,009.60 : 46,528.80 = 16,235.20 : x
  2. Step 2: Convert to fraction form
    31,009.60/46,528.80 = 16,235.20/x
  3. Step 3: Cross multiply
    31,009.60x = 46,528.80 × 16,235.20
  4. Step 4: Simplify right side
    31,009.60x = 755,404,373.76
  5. Step 5: Solve for x
    x = 755,404,373.76/31,009.60
  6. Step 6: Final answer
    x = 24,360.34

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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.