Home / 35,555.02-53,314.68-11,854.18

Finding the Fourth Proportional to 35,555.02, 53,314.68 and 11,854.18

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Solution

The fourth proportional to 35,555.02, 53,314.68 and 11,854.18 is: 17,775.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,555.02 : 53,314.68 = 11,854.18 : x
  2. Step 2: Convert to fraction form
    35,555.02/53,314.68 = 11,854.18/x
  3. Step 3: Cross multiply
    35,555.02x = 53,314.68 × 11,854.18
  4. Step 4: Simplify right side
    35,555.02x = 632,001,872.38
  5. Step 5: Solve for x
    x = 632,001,872.38/35,555.02
  6. Step 6: Final answer
    x = 17,775.32

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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.