Home / 47,280.60-65,228.94-27,130.20

Finding the Fourth Proportional to 47,280.60, 65,228.94 and 27,130.20

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Solution

The fourth proportional to 47,280.60, 65,228.94 and 27,130.20 is: 37,429.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,280.60 : 65,228.94 = 27,130.20 : x
  2. Step 2: Convert to fraction form
    47,280.60/65,228.94 = 27,130.20/x
  3. Step 3: Cross multiply
    47,280.60x = 65,228.94 × 27,130.20
  4. Step 4: Simplify right side
    47,280.60x = 1,769,674,187.99
  5. Step 5: Solve for x
    x = 1,769,674,187.99/47,280.60
  6. Step 6: Final answer
    x = 37,429.18

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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.