Home / 23,485.71-32,409.06-13,412.17

Finding the Fourth Proportional to 23,485.71, 32,409.06 and 13,412.17

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Solution

The fourth proportional to 23,485.71, 32,409.06 and 13,412.17 is: 18,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,485.71 : 32,409.06 = 13,412.17 : x
  2. Step 2: Convert to fraction form
    23,485.71/32,409.06 = 13,412.17/x
  3. Step 3: Cross multiply
    23,485.71x = 32,409.06 × 13,412.17
  4. Step 4: Simplify right side
    23,485.71x = 434,675,822.26
  5. Step 5: Solve for x
    x = 434,675,822.26/23,485.71
  6. Step 6: Final answer
    x = 18,508.10

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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.