Home / 46,501.41-69,741.61-13,220.75

Finding the Fourth Proportional to 46,501.41, 69,741.61 and 13,220.75

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Solution

The fourth proportional to 46,501.41, 69,741.61 and 13,220.75 is: 19,828.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,501.41 : 69,741.61 = 13,220.75 : x
  2. Step 2: Convert to fraction form
    46,501.41/69,741.61 = 13,220.75/x
  3. Step 3: Cross multiply
    46,501.41x = 69,741.61 × 13,220.75
  4. Step 4: Simplify right side
    46,501.41x = 922,036,008.65
  5. Step 5: Solve for x
    x = 922,036,008.65/46,501.41
  6. Step 6: Final answer
    x = 19,828.13

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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.