Home / 47,501.56-65,541.54-28,376.20

Finding the Fourth Proportional to 47,501.56, 65,541.54 and 28,376.20

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Solution

The fourth proportional to 47,501.56, 65,541.54 and 28,376.20 is: 39,152.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,501.56 : 65,541.54 = 28,376.20 : x
  2. Step 2: Convert to fraction form
    47,501.56/65,541.54 = 28,376.20/x
  3. Step 3: Cross multiply
    47,501.56x = 65,541.54 × 28,376.20
  4. Step 4: Simplify right side
    47,501.56x = 1,859,819,847.35
  5. Step 5: Solve for x
    x = 1,859,819,847.35/47,501.56
  6. Step 6: Final answer
    x = 39,152.82

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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.