Home / 23,420.34-35,130.71-9,381.56

Finding the Fourth Proportional to 23,420.34, 35,130.71 and 9,381.56

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Solution

The fourth proportional to 23,420.34, 35,130.71 and 9,381.56 is: 14,072.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,420.34 : 35,130.71 = 9,381.56 : x
  2. Step 2: Convert to fraction form
    23,420.34/35,130.71 = 9,381.56/x
  3. Step 3: Cross multiply
    23,420.34x = 35,130.71 × 9,381.56
  4. Step 4: Simplify right side
    23,420.34x = 329,580,711.51
  5. Step 5: Solve for x
    x = 329,580,711.51/23,420.34
  6. Step 6: Final answer
    x = 14,072.41

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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.