Home / 35,343.72-53,017.38-9,048.78

Finding the Fourth Proportional to 35,343.72, 53,017.38 and 9,048.78

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Solution

The fourth proportional to 35,343.72, 53,017.38 and 9,048.78 is: 13,573.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,343.72 : 53,017.38 = 9,048.78 : x
  2. Step 2: Convert to fraction form
    35,343.72/53,017.38 = 9,048.78/x
  3. Step 3: Cross multiply
    35,343.72x = 53,017.38 × 9,048.78
  4. Step 4: Simplify right side
    35,343.72x = 479,742,607.80
  5. Step 5: Solve for x
    x = 479,742,607.80/35,343.72
  6. Step 6: Final answer
    x = 13,573.63

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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.