Home / 31,727.60-47,533.80-25,852.40

Finding the Fourth Proportional to 31,727.60, 47,533.80 and 25,852.40

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Solution

The fourth proportional to 31,727.60, 47,533.80 and 25,852.40 is: 38,731.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727.60 : 47,533.80 = 25,852.40 : x
  2. Step 2: Convert to fraction form
    31,727.60/47,533.80 = 25,852.40/x
  3. Step 3: Cross multiply
    31,727.60x = 47,533.80 × 25,852.40
  4. Step 4: Simplify right side
    31,727.60x = 1,228,862,811.12
  5. Step 5: Solve for x
    x = 1,228,862,811.12/31,727.60
  6. Step 6: Final answer
    x = 38,731.67

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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.