Home / 15,904.04-23,970.36-13,709.36

Finding the Fourth Proportional to 15,904.04, 23,970.36 and 13,709.36

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Solution

The fourth proportional to 15,904.04, 23,970.36 and 13,709.36 is: 20,662.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904.04 : 23,970.36 = 13,709.36 : x
  2. Step 2: Convert to fraction form
    15,904.04/23,970.36 = 13,709.36/x
  3. Step 3: Cross multiply
    15,904.04x = 23,970.36 × 13,709.36
  4. Step 4: Simplify right side
    15,904.04x = 328,618,226.13
  5. Step 5: Solve for x
    x = 328,618,226.13/15,904.04
  6. Step 6: Final answer
    x = 20,662.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.