Home / 30,962.55-42,728.85-17,533.47

Finding the Fourth Proportional to 30,962.55, 42,728.85 and 17,533.47

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Solution

The fourth proportional to 30,962.55, 42,728.85 and 17,533.47 is: 24,196.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,962.55 : 42,728.85 = 17,533.47 : x
  2. Step 2: Convert to fraction form
    30,962.55/42,728.85 = 17,533.47/x
  3. Step 3: Cross multiply
    30,962.55x = 42,728.85 × 17,533.47
  4. Step 4: Simplify right side
    30,962.55x = 749,185,009.61
  5. Step 5: Solve for x
    x = 749,185,009.61/30,962.55
  6. Step 6: Final answer
    x = 24,196.49

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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.