Home / 23,439.78-32,347.02-14,485.26

Finding the Fourth Proportional to 23,439.78, 32,347.02 and 14,485.26

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Solution

The fourth proportional to 23,439.78, 32,347.02 and 14,485.26 is: 19,989.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.78 : 32,347.02 = 14,485.26 : x
  2. Step 2: Convert to fraction form
    23,439.78/32,347.02 = 14,485.26/x
  3. Step 3: Cross multiply
    23,439.78x = 32,347.02 × 14,485.26
  4. Step 4: Simplify right side
    23,439.78x = 468,554,994.93
  5. Step 5: Solve for x
    x = 468,554,994.93/23,439.78
  6. Step 6: Final answer
    x = 19,989.74

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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.