Home / 30,772.24-42,465.18-17,343.52

Finding the Fourth Proportional to 30,772.24, 42,465.18 and 17,343.52

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Solution

The fourth proportional to 30,772.24, 42,465.18 and 17,343.52 is: 23,933.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,772.24 : 42,465.18 = 17,343.52 : x
  2. Step 2: Convert to fraction form
    30,772.24/42,465.18 = 17,343.52/x
  3. Step 3: Cross multiply
    30,772.24x = 42,465.18 × 17,343.52
  4. Step 4: Simplify right side
    30,772.24x = 736,495,698.63
  5. Step 5: Solve for x
    x = 736,495,698.63/30,772.24
  6. Step 6: Final answer
    x = 23,933.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.