Home / 46,899.30-70,352.61-13,619.91

Finding the Fourth Proportional to 46,899.30, 70,352.61 and 13,619.91

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Solution

The fourth proportional to 46,899.30, 70,352.61 and 13,619.91 is: 20,430.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,899.30 : 70,352.61 = 13,619.91 : x
  2. Step 2: Convert to fraction form
    46,899.30/70,352.61 = 13,619.91/x
  3. Step 3: Cross multiply
    46,899.30x = 70,352.61 × 13,619.91
  4. Step 4: Simplify right side
    46,899.30x = 958,196,216.47
  5. Step 5: Solve for x
    x = 958,196,216.47/46,899.30
  6. Step 6: Final answer
    x = 20,430.93

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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.