Home / 39,731.60-59,548.80-17,521.40

Finding the Fourth Proportional to 39,731.60, 59,548.80 and 17,521.40

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Solution

The fourth proportional to 39,731.60, 59,548.80 and 17,521.40 is: 26,260.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,731.60 : 59,548.80 = 17,521.40 : x
  2. Step 2: Convert to fraction form
    39,731.60/59,548.80 = 17,521.40/x
  3. Step 3: Cross multiply
    39,731.60x = 59,548.80 × 17,521.40
  4. Step 4: Simplify right side
    39,731.60x = 1,043,378,344.32
  5. Step 5: Solve for x
    x = 1,043,378,344.32/39,731.60
  6. Step 6: Final answer
    x = 26,260.67

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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.