Home / 12,360.60-17,050.70-7,323.21

Finding the Fourth Proportional to 12,360.60, 17,050.70 and 7,323.21

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Solution

The fourth proportional to 12,360.60, 17,050.70 and 7,323.21 is: 10,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.60 : 17,050.70 = 7,323.21 : x
  2. Step 2: Convert to fraction form
    12,360.60/17,050.70 = 7,323.21/x
  3. Step 3: Cross multiply
    12,360.60x = 17,050.70 × 7,323.21
  4. Step 4: Simplify right side
    12,360.60x = 124,865,875.06
  5. Step 5: Solve for x
    x = 124,865,875.06/12,360.60
  6. Step 6: Final answer
    x = 10,101.93

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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.