Home / 39,254.40-58,737.60-28,886.40

Finding the Fourth Proportional to 39,254.40, 58,737.60 and 28,886.40

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Solution

The fourth proportional to 39,254.40, 58,737.60 and 28,886.40 is: 43,223.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,254.40 : 58,737.60 = 28,886.40 : x
  2. Step 2: Convert to fraction form
    39,254.40/58,737.60 = 28,886.40/x
  3. Step 3: Cross multiply
    39,254.40x = 58,737.60 × 28,886.40
  4. Step 4: Simplify right side
    39,254.40x = 1,696,717,808.64
  5. Step 5: Solve for x
    x = 1,696,717,808.64/39,254.40
  6. Step 6: Final answer
    x = 43,223.63

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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.