Home / 19,677.02-29,515.42-4,885.93

Finding the Fourth Proportional to 19,677.02, 29,515.42 and 4,885.93

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Solution

The fourth proportional to 19,677.02, 29,515.42 and 4,885.93 is: 7,328.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,677.02 : 29,515.42 = 4,885.93 : x
  2. Step 2: Convert to fraction form
    19,677.02/29,515.42 = 4,885.93/x
  3. Step 3: Cross multiply
    19,677.02x = 29,515.42 × 4,885.93
  4. Step 4: Simplify right side
    19,677.02x = 144,210,319.04
  5. Step 5: Solve for x
    x = 144,210,319.04/19,677.02
  6. Step 6: Final answer
    x = 7,328.87

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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.