Home / 29,239.89-40,355.59-19,197.45

Finding the Fourth Proportional to 29,239.89, 40,355.59 and 19,197.45

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Solution

The fourth proportional to 29,239.89, 40,355.59 and 19,197.45 is: 26,495.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,239.89 : 40,355.59 = 19,197.45 : x
  2. Step 2: Convert to fraction form
    29,239.89/40,355.59 = 19,197.45/x
  3. Step 3: Cross multiply
    29,239.89x = 40,355.59 × 19,197.45
  4. Step 4: Simplify right side
    29,239.89x = 774,724,325.26
  5. Step 5: Solve for x
    x = 774,724,325.26/29,239.89
  6. Step 6: Final answer
    x = 26,495.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.