Home / 35,820.40-53,730.60-9,527.80

Finding the Fourth Proportional to 35,820.40, 53,730.60 and 9,527.80

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Solution

The fourth proportional to 35,820.40, 53,730.60 and 9,527.80 is: 14,291.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,820.40 : 53,730.60 = 9,527.80 : x
  2. Step 2: Convert to fraction form
    35,820.40/53,730.60 = 9,527.80/x
  3. Step 3: Cross multiply
    35,820.40x = 53,730.60 × 9,527.80
  4. Step 4: Simplify right side
    35,820.40x = 511,934,410.68
  5. Step 5: Solve for x
    x = 511,934,410.68/35,820.40
  6. Step 6: Final answer
    x = 14,291.70

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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.