Home / 46,905.60-70,347.84-13,625.28

Finding the Fourth Proportional to 46,905.60, 70,347.84 and 13,625.28

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Solution

The fourth proportional to 46,905.60, 70,347.84 and 13,625.28 is: 20,434.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,905.60 : 70,347.84 = 13,625.28 : x
  2. Step 2: Convert to fraction form
    46,905.60/70,347.84 = 13,625.28/x
  3. Step 3: Cross multiply
    46,905.60x = 70,347.84 × 13,625.28
  4. Step 4: Simplify right side
    46,905.60x = 958,509,017.40
  5. Step 5: Solve for x
    x = 958,509,017.40/46,905.60
  6. Step 6: Final answer
    x = 20,434.85

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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.