Home / 39,457.58-59,189.45-13,162.29

Finding the Fourth Proportional to 39,457.58, 59,189.45 and 13,162.29

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Solution

The fourth proportional to 39,457.58, 59,189.45 and 13,162.29 is: 19,744.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,457.58 : 59,189.45 = 13,162.29 : x
  2. Step 2: Convert to fraction form
    39,457.58/59,189.45 = 13,162.29/x
  3. Step 3: Cross multiply
    39,457.58x = 59,189.45 × 13,162.29
  4. Step 4: Simplify right side
    39,457.58x = 779,068,640.03
  5. Step 5: Solve for x
    x = 779,068,640.03/39,457.58
  6. Step 6: Final answer
    x = 19,744.46

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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.