Home / 39,220.40-58,733.40-31,444.40

Finding the Fourth Proportional to 39,220.40, 58,733.40 and 31,444.40

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Solution

The fourth proportional to 39,220.40, 58,733.40 and 31,444.40 is: 47,088.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,220.40 : 58,733.40 = 31,444.40 : x
  2. Step 2: Convert to fraction form
    39,220.40/58,733.40 = 31,444.40/x
  3. Step 3: Cross multiply
    39,220.40x = 58,733.40 × 31,444.40
  4. Step 4: Simplify right side
    39,220.40x = 1,846,836,522.96
  5. Step 5: Solve for x
    x = 1,846,836,522.96/39,220.40
  6. Step 6: Final answer
    x = 47,088.67

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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.