Home / 35,432.64-53,157.68-10,472.56

Finding the Fourth Proportional to 35,432.64, 53,157.68 and 10,472.56

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Solution

The fourth proportional to 35,432.64, 53,157.68 and 10,472.56 is: 15,711.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,432.64 : 53,157.68 = 10,472.56 : x
  2. Step 2: Convert to fraction form
    35,432.64/53,157.68 = 10,472.56/x
  3. Step 3: Cross multiply
    35,432.64x = 53,157.68 × 10,472.56
  4. Step 4: Simplify right side
    35,432.64x = 556,696,993.26
  5. Step 5: Solve for x
    x = 556,696,993.26/35,432.64
  6. Step 6: Final answer
    x = 15,711.42

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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.