Home / 46,505.71-69,757.00-20,210.45

Finding the Fourth Proportional to 46,505.71, 69,757.00 and 20,210.45

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Solution

The fourth proportional to 46,505.71, 69,757.00 and 20,210.45 is: 30,314.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,505.71 : 69,757.00 = 20,210.45 : x
  2. Step 2: Convert to fraction form
    46,505.71/69,757.00 = 20,210.45/x
  3. Step 3: Cross multiply
    46,505.71x = 69,757.00 × 20,210.45
  4. Step 4: Simplify right side
    46,505.71x = 1,409,820,130.03
  5. Step 5: Solve for x
    x = 1,409,820,130.03/46,505.71
  6. Step 6: Final answer
    x = 30,314.99

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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.