Home / 35,420.96-53,122.93-10,454.26

Finding the Fourth Proportional to 35,420.96, 53,122.93 and 10,454.26

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Solution

The fourth proportional to 35,420.96, 53,122.93 and 10,454.26 is: 15,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,420.96 : 53,122.93 = 10,454.26 : x
  2. Step 2: Convert to fraction form
    35,420.96/53,122.93 = 10,454.26/x
  3. Step 3: Cross multiply
    35,420.96x = 53,122.93 × 10,454.26
  4. Step 4: Simplify right side
    35,420.96x = 555,360,922.18
  5. Step 5: Solve for x
    x = 555,360,922.18/35,420.96
  6. Step 6: Final answer
    x = 15,678.88

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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.