Home / 46,890.18-70,342.19-13,605.92

Finding the Fourth Proportional to 46,890.18, 70,342.19 and 13,605.92

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Solution

The fourth proportional to 46,890.18, 70,342.19 and 13,605.92 is: 20,410.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,890.18 : 70,342.19 = 13,605.92 : x
  2. Step 2: Convert to fraction form
    46,890.18/70,342.19 = 13,605.92/x
  3. Step 3: Cross multiply
    46,890.18x = 70,342.19 × 13,605.92
  4. Step 4: Simplify right side
    46,890.18x = 957,070,261.15
  5. Step 5: Solve for x
    x = 957,070,261.15/46,890.18
  6. Step 6: Final answer
    x = 20,410.89

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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.