Home / 23,430.54-32,334.02-13,359.40

Finding the Fourth Proportional to 23,430.54, 32,334.02 and 13,359.40

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Solution

The fourth proportional to 23,430.54, 32,334.02 and 13,359.40 is: 18,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,430.54 : 32,334.02 = 13,359.40 : x
  2. Step 2: Convert to fraction form
    23,430.54/32,334.02 = 13,359.40/x
  3. Step 3: Cross multiply
    23,430.54x = 32,334.02 × 13,359.40
  4. Step 4: Simplify right side
    23,430.54x = 431,963,106.79
  5. Step 5: Solve for x
    x = 431,963,106.79/23,430.54
  6. Step 6: Final answer
    x = 18,435.90

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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.