Home / 35,612.81-53,429.92-10,653.67

Finding the Fourth Proportional to 35,612.81, 53,429.92 and 10,653.67

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Solution

The fourth proportional to 35,612.81, 53,429.92 and 10,653.67 is: 15,983.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,612.81 : 53,429.92 = 10,653.67 : x
  2. Step 2: Convert to fraction form
    35,612.81/53,429.92 = 10,653.67/x
  3. Step 3: Cross multiply
    35,612.81x = 53,429.92 × 10,653.67
  4. Step 4: Simplify right side
    35,612.81x = 569,224,735.81
  5. Step 5: Solve for x
    x = 569,224,735.81/35,612.81
  6. Step 6: Final answer
    x = 15,983.71

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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.