Home / 35,510.10-53,244.90-13,324.20

Finding the Fourth Proportional to 35,510.10, 53,244.90 and 13,324.20

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Solution

The fourth proportional to 35,510.10, 53,244.90 and 13,324.20 is: 19,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,510.10 : 53,244.90 = 13,324.20 : x
  2. Step 2: Convert to fraction form
    35,510.10/53,244.90 = 13,324.20/x
  3. Step 3: Cross multiply
    35,510.10x = 53,244.90 × 13,324.20
  4. Step 4: Simplify right side
    35,510.10x = 709,445,696.58
  5. Step 5: Solve for x
    x = 709,445,696.58/35,510.10
  6. Step 6: Final answer
    x = 19,978.70

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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.