Home / 46,899.48-70,346.43-13,618.83

Finding the Fourth Proportional to 46,899.48, 70,346.43 and 13,618.83

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Solution

The fourth proportional to 46,899.48, 70,346.43 and 13,618.83 is: 20,427.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,899.48 : 70,346.43 = 13,618.83 : x
  2. Step 2: Convert to fraction form
    46,899.48/70,346.43 = 13,618.83/x
  3. Step 3: Cross multiply
    46,899.48x = 70,346.43 × 13,618.83
  4. Step 4: Simplify right side
    46,899.48x = 958,036,071.28
  5. Step 5: Solve for x
    x = 958,036,071.28/46,899.48
  6. Step 6: Final answer
    x = 20,427.43

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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.