Home / 35,532.56-53,317.48-14,488.20

Finding the Fourth Proportional to 35,532.56, 53,317.48 and 14,488.20

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Solution

The fourth proportional to 35,532.56, 53,317.48 and 14,488.20 is: 21,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,532.56 : 53,317.48 = 14,488.20 : x
  2. Step 2: Convert to fraction form
    35,532.56/53,317.48 = 14,488.20/x
  3. Step 3: Cross multiply
    35,532.56x = 53,317.48 × 14,488.20
  4. Step 4: Simplify right side
    35,532.56x = 772,474,313.74
  5. Step 5: Solve for x
    x = 772,474,313.74/35,532.56
  6. Step 6: Final answer
    x = 21,739.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.