Home / 47,636.40-65,742.27-26,422.50

Finding the Fourth Proportional to 47,636.40, 65,742.27 and 26,422.50

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Solution

The fourth proportional to 47,636.40, 65,742.27 and 26,422.50 is: 36,465.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,636.40 : 65,742.27 = 26,422.50 : x
  2. Step 2: Convert to fraction form
    47,636.40/65,742.27 = 26,422.50/x
  3. Step 3: Cross multiply
    47,636.40x = 65,742.27 × 26,422.50
  4. Step 4: Simplify right side
    47,636.40x = 1,737,075,129.08
  5. Step 5: Solve for x
    x = 1,737,075,129.08/47,636.40
  6. Step 6: Final answer
    x = 36,465.29

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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.