Home / 51,000.74-76,501.00-13,560.81

Finding the Fourth Proportional to 51,000.74, 76,501.00 and 13,560.81

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Solution

The fourth proportional to 51,000.74, 76,501.00 and 13,560.81 is: 20,341.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,000.74 : 76,501.00 = 13,560.81 : x
  2. Step 2: Convert to fraction form
    51,000.74/76,501.00 = 13,560.81/x
  3. Step 3: Cross multiply
    51,000.74x = 76,501.00 × 13,560.81
  4. Step 4: Simplify right side
    51,000.74x = 1,037,415,458.01
  5. Step 5: Solve for x
    x = 1,037,415,458.01/51,000.74
  6. Step 6: Final answer
    x = 20,341.19

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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.