Home / 29,222.36-43,802.10-12,590.22

Finding the Fourth Proportional to 29,222.36, 43,802.10 and 12,590.22

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Solution

The fourth proportional to 29,222.36, 43,802.10 and 12,590.22 is: 18,871.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,222.36 : 43,802.10 = 12,590.22 : x
  2. Step 2: Convert to fraction form
    29,222.36/43,802.10 = 12,590.22/x
  3. Step 3: Cross multiply
    29,222.36x = 43,802.10 × 12,590.22
  4. Step 4: Simplify right side
    29,222.36x = 551,478,075.46
  5. Step 5: Solve for x
    x = 551,478,075.46/29,222.36
  6. Step 6: Final answer
    x = 18,871.78

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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.