Home / 15,807.48-23,792.73-13,902.36

Finding the Fourth Proportional to 15,807.48, 23,792.73 and 13,902.36

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Solution

The fourth proportional to 15,807.48, 23,792.73 and 13,902.36 is: 20,925.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,807.48 : 23,792.73 = 13,902.36 : x
  2. Step 2: Convert to fraction form
    15,807.48/23,792.73 = 13,902.36/x
  3. Step 3: Cross multiply
    15,807.48x = 23,792.73 × 13,902.36
  4. Step 4: Simplify right side
    15,807.48x = 330,775,097.84
  5. Step 5: Solve for x
    x = 330,775,097.84/15,807.48
  6. Step 6: Final answer
    x = 20,925.23

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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.