Home / 35,440.72-53,148.60-10,474.12

Finding the Fourth Proportional to 35,440.72, 53,148.60 and 10,474.12

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Solution

The fourth proportional to 35,440.72, 53,148.60 and 10,474.12 is: 15,707.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,440.72 : 53,148.60 = 10,474.12 : x
  2. Step 2: Convert to fraction form
    35,440.72/53,148.60 = 10,474.12/x
  3. Step 3: Cross multiply
    35,440.72x = 53,148.60 × 10,474.12
  4. Step 4: Simplify right side
    35,440.72x = 556,684,814.23
  5. Step 5: Solve for x
    x = 556,684,814.23/35,440.72
  6. Step 6: Final answer
    x = 15,707.49

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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.