Home / 14,088.18-21,139.55-6,196.23

Finding the Fourth Proportional to 14,088.18, 21,139.55 and 6,196.23

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Solution

The fourth proportional to 14,088.18, 21,139.55 and 6,196.23 is: 9,297.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.18 : 21,139.55 = 6,196.23 : x
  2. Step 2: Convert to fraction form
    14,088.18/21,139.55 = 6,196.23/x
  3. Step 3: Cross multiply
    14,088.18x = 21,139.55 × 6,196.23
  4. Step 4: Simplify right side
    14,088.18x = 130,985,482.92
  5. Step 5: Solve for x
    x = 130,985,482.92/14,088.18
  6. Step 6: Final answer
    x = 9,297.54

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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.