Home / 31,465.02-47,198.55-9,276.53

Finding the Fourth Proportional to 31,465.02, 47,198.55 and 9,276.53

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Solution

The fourth proportional to 31,465.02, 47,198.55 and 9,276.53 is: 13,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,465.02 : 47,198.55 = 9,276.53 : x
  2. Step 2: Convert to fraction form
    31,465.02/47,198.55 = 9,276.53/x
  3. Step 3: Cross multiply
    31,465.02x = 47,198.55 × 9,276.53
  4. Step 4: Simplify right side
    31,465.02x = 437,838,883.03
  5. Step 5: Solve for x
    x = 437,838,883.03/31,465.02
  6. Step 6: Final answer
    x = 13,915.10

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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.