Home / 35,724.04-53,586.08-13,242.45

Finding the Fourth Proportional to 35,724.04, 53,586.08 and 13,242.45

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Solution

The fourth proportional to 35,724.04, 53,586.08 and 13,242.45 is: 19,863.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,724.04 : 53,586.08 = 13,242.45 : x
  2. Step 2: Convert to fraction form
    35,724.04/53,586.08 = 13,242.45/x
  3. Step 3: Cross multiply
    35,724.04x = 53,586.08 × 13,242.45
  4. Step 4: Simplify right side
    35,724.04x = 709,610,918.88
  5. Step 5: Solve for x
    x = 709,610,918.88/35,724.04
  6. Step 6: Final answer
    x = 19,863.68

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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.