Home / 16,830.19-23,225.54-9,276.53

Finding the Fourth Proportional to 16,830.19, 23,225.54 and 9,276.53

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Solution

The fourth proportional to 16,830.19, 23,225.54 and 9,276.53 is: 12,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.19 : 23,225.54 = 9,276.53 : x
  2. Step 2: Convert to fraction form
    16,830.19/23,225.54 = 9,276.53/x
  3. Step 3: Cross multiply
    16,830.19x = 23,225.54 × 9,276.53
  4. Step 4: Simplify right side
    16,830.19x = 215,452,430.26
  5. Step 5: Solve for x
    x = 215,452,430.26/16,830.19
  6. Step 6: Final answer
    x = 12,801.55

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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.