Home / 35,439.99-53,160.68-10,480.02

Finding the Fourth Proportional to 35,439.99, 53,160.68 and 10,480.02

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Solution

The fourth proportional to 35,439.99, 53,160.68 and 10,480.02 is: 15,720.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,439.99 : 53,160.68 = 10,480.02 : x
  2. Step 2: Convert to fraction form
    35,439.99/53,160.68 = 10,480.02/x
  3. Step 3: Cross multiply
    35,439.99x = 53,160.68 × 10,480.02
  4. Step 4: Simplify right side
    35,439.99x = 557,124,989.61
  5. Step 5: Solve for x
    x = 557,124,989.61/35,439.99
  6. Step 6: Final answer
    x = 15,720.24

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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.