Home / 46,629-69,941.61-13,347.72

Finding the Fourth Proportional to 46,629, 69,941.61 and 13,347.72

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Solution

The fourth proportional to 46,629, 69,941.61 and 13,347.72 is: 20,021.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,629 : 69,941.61 = 13,347.72 : x
  2. Step 2: Convert to fraction form
    46,629/69,941.61 = 13,347.72/x
  3. Step 3: Cross multiply
    46,629x = 69,941.61 × 13,347.72
  4. Step 4: Simplify right side
    46,629x = 933,561,026.63
  5. Step 5: Solve for x
    x = 933,561,026.63/46,629
  6. Step 6: Final answer
    x = 20,021.04

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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.