Home / 35,810.10-53,730.33-19,165.81

Finding the Fourth Proportional to 35,810.10, 53,730.33 and 19,165.81

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Solution

The fourth proportional to 35,810.10, 53,730.33 and 19,165.81 is: 28,756.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,810.10 : 53,730.33 = 19,165.81 : x
  2. Step 2: Convert to fraction form
    35,810.10/53,730.33 = 19,165.81/x
  3. Step 3: Cross multiply
    35,810.10x = 53,730.33 × 19,165.81
  4. Step 4: Simplify right side
    35,810.10x = 1,029,785,296.02
  5. Step 5: Solve for x
    x = 1,029,785,296.02/35,810.10
  6. Step 6: Final answer
    x = 28,756.84

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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.