Home / 35,679.51-53,526.78-13,492.40

Finding the Fourth Proportional to 35,679.51, 53,526.78 and 13,492.40

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Solution

The fourth proportional to 35,679.51, 53,526.78 and 13,492.40 is: 20,241.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,679.51 : 53,526.78 = 13,492.40 : x
  2. Step 2: Convert to fraction form
    35,679.51/53,526.78 = 13,492.40/x
  3. Step 3: Cross multiply
    35,679.51x = 53,526.78 × 13,492.40
  4. Step 4: Simplify right side
    35,679.51x = 722,204,458.84
  5. Step 5: Solve for x
    x = 722,204,458.84/35,679.51
  6. Step 6: Final answer
    x = 20,241.43

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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.