Home / 13,532.60-20,301.98-6,139.18

Finding the Fourth Proportional to 13,532.60, 20,301.98 and 6,139.18

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Solution

The fourth proportional to 13,532.60, 20,301.98 and 6,139.18 is: 9,210.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.60 : 20,301.98 = 6,139.18 : x
  2. Step 2: Convert to fraction form
    13,532.60/20,301.98 = 6,139.18/x
  3. Step 3: Cross multiply
    13,532.60x = 20,301.98 × 6,139.18
  4. Step 4: Simplify right side
    13,532.60x = 124,637,509.58
  5. Step 5: Solve for x
    x = 124,637,509.58/13,532.60
  6. Step 6: Final answer
    x = 9,210.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.