Home / 39,310.64-58,916.74-30,957.67

Finding the Fourth Proportional to 39,310.64, 58,916.74 and 30,957.67

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Solution

The fourth proportional to 39,310.64, 58,916.74 and 30,957.67 is: 46,397.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,310.64 : 58,916.74 = 30,957.67 : x
  2. Step 2: Convert to fraction form
    39,310.64/58,916.74 = 30,957.67/x
  3. Step 3: Cross multiply
    39,310.64x = 58,916.74 × 30,957.67
  4. Step 4: Simplify right side
    39,310.64x = 1,823,924,851.16
  5. Step 5: Solve for x
    x = 1,823,924,851.16/39,310.64
  6. Step 6: Final answer
    x = 46,397.74

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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.