Home / 35,421.04-53,164.41-17,903.17

Finding the Fourth Proportional to 35,421.04, 53,164.41 and 17,903.17

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Solution

The fourth proportional to 35,421.04, 53,164.41 and 17,903.17 is: 26,871.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,421.04 : 53,164.41 = 17,903.17 : x
  2. Step 2: Convert to fraction form
    35,421.04/53,164.41 = 17,903.17/x
  3. Step 3: Cross multiply
    35,421.04x = 53,164.41 × 17,903.17
  4. Step 4: Simplify right side
    35,421.04x = 951,811,470.18
  5. Step 5: Solve for x
    x = 951,811,470.18/35,421.04
  6. Step 6: Final answer
    x = 26,871.36

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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.