Home / 35,683.95-53,526.80-11,991.84

Finding the Fourth Proportional to 35,683.95, 53,526.80 and 11,991.84

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Solution

The fourth proportional to 35,683.95, 53,526.80 and 11,991.84 is: 17,988.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,683.95 : 53,526.80 = 11,991.84 : x
  2. Step 2: Convert to fraction form
    35,683.95/53,526.80 = 11,991.84/x
  3. Step 3: Cross multiply
    35,683.95x = 53,526.80 × 11,991.84
  4. Step 4: Simplify right side
    35,683.95x = 641,884,821.31
  5. Step 5: Solve for x
    x = 641,884,821.31/35,683.95
  6. Step 6: Final answer
    x = 17,988.05

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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.