Home / 35,510.60-53,265.84-20,709.14

Finding the Fourth Proportional to 35,510.60, 53,265.84 and 20,709.14

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Solution

The fourth proportional to 35,510.60, 53,265.84 and 20,709.14 is: 31,063.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,510.60 : 53,265.84 = 20,709.14 : x
  2. Step 2: Convert to fraction form
    35,510.60/53,265.84 = 20,709.14/x
  3. Step 3: Cross multiply
    35,510.60x = 53,265.84 × 20,709.14
  4. Step 4: Simplify right side
    35,510.60x = 1,103,089,737.78
  5. Step 5: Solve for x
    x = 1,103,089,737.78/35,510.60
  6. Step 6: Final answer
    x = 31,063.68

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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.