Home / 42,701.74-64,050.68-14,624.30

Finding the Fourth Proportional to 42,701.74, 64,050.68 and 14,624.30

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Solution

The fourth proportional to 42,701.74, 64,050.68 and 14,624.30 is: 21,935.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,701.74 : 64,050.68 = 14,624.30 : x
  2. Step 2: Convert to fraction form
    42,701.74/64,050.68 = 14,624.30/x
  3. Step 3: Cross multiply
    42,701.74x = 64,050.68 × 14,624.30
  4. Step 4: Simplify right side
    42,701.74x = 936,696,556.21
  5. Step 5: Solve for x
    x = 936,696,556.21/42,701.74
  6. Step 6: Final answer
    x = 21,935.79

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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.