Home / 46,899.59-70,349.45-13,619.75

Finding the Fourth Proportional to 46,899.59, 70,349.45 and 13,619.75

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Solution

The fourth proportional to 46,899.59, 70,349.45 and 13,619.75 is: 20,429.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,899.59 : 70,349.45 = 13,619.75 : x
  2. Step 2: Convert to fraction form
    46,899.59/70,349.45 = 13,619.75/x
  3. Step 3: Cross multiply
    46,899.59x = 70,349.45 × 13,619.75
  4. Step 4: Simplify right side
    46,899.59x = 958,141,501.79
  5. Step 5: Solve for x
    x = 958,141,501.79/46,899.59
  6. Step 6: Final answer
    x = 20,429.64

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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.