Home / 46,742.19-70,113.87-13,462.80

Finding the Fourth Proportional to 46,742.19, 70,113.87 and 13,462.80

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Solution

The fourth proportional to 46,742.19, 70,113.87 and 13,462.80 is: 20,194.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,742.19 : 70,113.87 = 13,462.80 : x
  2. Step 2: Convert to fraction form
    46,742.19/70,113.87 = 13,462.80/x
  3. Step 3: Cross multiply
    46,742.19x = 70,113.87 × 13,462.80
  4. Step 4: Simplify right side
    46,742.19x = 943,929,009.04
  5. Step 5: Solve for x
    x = 943,929,009.04/46,742.19
  6. Step 6: Final answer
    x = 20,194.37

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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.