Home / 23,290.81-32,123.95-14,785.54

Finding the Fourth Proportional to 23,290.81, 32,123.95 and 14,785.54

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Solution

The fourth proportional to 23,290.81, 32,123.95 and 14,785.54 is: 20,393.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,290.81 : 32,123.95 = 14,785.54 : x
  2. Step 2: Convert to fraction form
    23,290.81/32,123.95 = 14,785.54/x
  3. Step 3: Cross multiply
    23,290.81x = 32,123.95 × 14,785.54
  4. Step 4: Simplify right side
    23,290.81x = 474,969,830.41
  5. Step 5: Solve for x
    x = 474,969,830.41/23,290.81
  6. Step 6: Final answer
    x = 20,393.02

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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.