Home / 15,409.02-23,116.36-4,881.70

Finding the Fourth Proportional to 15,409.02, 23,116.36 and 4,881.70

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Solution

The fourth proportional to 15,409.02, 23,116.36 and 4,881.70 is: 7,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,409.02 : 23,116.36 = 4,881.70 : x
  2. Step 2: Convert to fraction form
    15,409.02/23,116.36 = 4,881.70/x
  3. Step 3: Cross multiply
    15,409.02x = 23,116.36 × 4,881.70
  4. Step 4: Simplify right side
    15,409.02x = 112,847,134.61
  5. Step 5: Solve for x
    x = 112,847,134.61/15,409.02
  6. Step 6: Final answer
    x = 7,323.45

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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.