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Finding the Fourth Proportional to 46,762.25, 64,555.18 and 28,867.12

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Solution

The fourth proportional to 46,762.25, 64,555.18 and 28,867.12 is: 39,850.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,762.25 : 64,555.18 = 28,867.12 : x
  2. Step 2: Convert to fraction form
    46,762.25/64,555.18 = 28,867.12/x
  3. Step 3: Cross multiply
    46,762.25x = 64,555.18 × 28,867.12
  4. Step 4: Simplify right side
    46,762.25x = 1,863,521,894.13
  5. Step 5: Solve for x
    x = 1,863,521,894.13/46,762.25
  6. Step 6: Final answer
    x = 39,850.99

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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.