Home / 35,975.09-53,962.29-20,180.09

Finding the Fourth Proportional to 35,975.09, 53,962.29 and 20,180.09

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Solution

The fourth proportional to 35,975.09, 53,962.29 and 20,180.09 is: 30,269.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,975.09 : 53,962.29 = 20,180.09 : x
  2. Step 2: Convert to fraction form
    35,975.09/53,962.29 = 20,180.09/x
  3. Step 3: Cross multiply
    35,975.09x = 53,962.29 × 20,180.09
  4. Step 4: Simplify right side
    35,975.09x = 1,088,963,598.99
  5. Step 5: Solve for x
    x = 1,088,963,598.99/35,975.09
  6. Step 6: Final answer
    x = 30,269.94

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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.