Home / 35,359.11-53,038.98-10,399.59

Finding the Fourth Proportional to 35,359.11, 53,038.98 and 10,399.59

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Solution

The fourth proportional to 35,359.11, 53,038.98 and 10,399.59 is: 15,599.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,359.11 : 53,038.98 = 10,399.59 : x
  2. Step 2: Convert to fraction form
    35,359.11/53,038.98 = 10,399.59/x
  3. Step 3: Cross multiply
    35,359.11x = 53,038.98 × 10,399.59
  4. Step 4: Simplify right side
    35,359.11x = 551,583,646.02
  5. Step 5: Solve for x
    x = 551,583,646.02/35,359.11
  6. Step 6: Final answer
    x = 15,599.48

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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.