Home / 47,432.82-65,457.27-26,211.90

Finding the Fourth Proportional to 47,432.82, 65,457.27 and 26,211.90

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Solution

The fourth proportional to 47,432.82, 65,457.27 and 26,211.90 is: 36,172.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,432.82 : 65,457.27 = 26,211.90 : x
  2. Step 2: Convert to fraction form
    47,432.82/65,457.27 = 26,211.90/x
  3. Step 3: Cross multiply
    47,432.82x = 65,457.27 × 26,211.90
  4. Step 4: Simplify right side
    47,432.82x = 1,715,759,415.51
  5. Step 5: Solve for x
    x = 1,715,759,415.51/47,432.82
  6. Step 6: Final answer
    x = 36,172.41

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1.5x scale

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.