Home / 46,421.33-63,915.75-40,964.76

Finding the Fourth Proportional to 46,421.33, 63,915.75 and 40,964.76

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Solution

The fourth proportional to 46,421.33, 63,915.75 and 40,964.76 is: 56,402.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,421.33 : 63,915.75 = 40,964.76 : x
  2. Step 2: Convert to fraction form
    46,421.33/63,915.75 = 40,964.76/x
  3. Step 3: Cross multiply
    46,421.33x = 63,915.75 × 40,964.76
  4. Step 4: Simplify right side
    46,421.33x = 2,618,293,358.97
  5. Step 5: Solve for x
    x = 2,618,293,358.97/46,421.33
  6. Step 6: Final answer
    x = 56,402.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.