Home / 23,680.37-32,678.75-13,070.00

Finding the Fourth Proportional to 23,680.37, 32,678.75 and 13,070.00

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Solution

The fourth proportional to 23,680.37, 32,678.75 and 13,070.00 is: 18,036.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,680.37 : 32,678.75 = 13,070.00 : x
  2. Step 2: Convert to fraction form
    23,680.37/32,678.75 = 13,070.00/x
  3. Step 3: Cross multiply
    23,680.37x = 32,678.75 × 13,070.00
  4. Step 4: Simplify right side
    23,680.37x = 427,111,376.87
  5. Step 5: Solve for x
    x = 427,111,376.87/23,680.37
  6. Step 6: Final answer
    x = 18,036.51

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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.