Home / 35,688.69-53,519.19-19,039.64

Finding the Fourth Proportional to 35,688.69, 53,519.19 and 19,039.64

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Solution

The fourth proportional to 35,688.69, 53,519.19 and 19,039.64 is: 28,552.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,688.69 : 53,519.19 = 19,039.64 : x
  2. Step 2: Convert to fraction form
    35,688.69/53,519.19 = 19,039.64/x
  3. Step 3: Cross multiply
    35,688.69x = 53,519.19 × 19,039.64
  4. Step 4: Simplify right side
    35,688.69x = 1,018,985,843.10
  5. Step 5: Solve for x
    x = 1,018,985,843.10/35,688.69
  6. Step 6: Final answer
    x = 28,552.07

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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.