Home / 47,478.63-65,520.51-26,257.89

Finding the Fourth Proportional to 47,478.63, 65,520.51 and 26,257.89

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Solution

The fourth proportional to 47,478.63, 65,520.51 and 26,257.89 is: 36,235.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.63 : 65,520.51 = 26,257.89 : x
  2. Step 2: Convert to fraction form
    47,478.63/65,520.51 = 26,257.89/x
  3. Step 3: Cross multiply
    47,478.63x = 65,520.51 × 26,257.89
  4. Step 4: Simplify right side
    47,478.63x = 1,720,430,344.32
  5. Step 5: Solve for x
    x = 1,720,430,344.32/47,478.63
  6. Step 6: Final answer
    x = 36,235.89

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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.