Home / 17,722.95-24,457.53-9,765.21

Finding the Fourth Proportional to 17,722.95, 24,457.53 and 9,765.21

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Solution

The fourth proportional to 17,722.95, 24,457.53 and 9,765.21 is: 13,475.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,722.95 : 24,457.53 = 9,765.21 : x
  2. Step 2: Convert to fraction form
    17,722.95/24,457.53 = 9,765.21/x
  3. Step 3: Cross multiply
    17,722.95x = 24,457.53 × 9,765.21
  4. Step 4: Simplify right side
    17,722.95x = 238,832,916.53
  5. Step 5: Solve for x
    x = 238,832,916.53/17,722.95
  6. Step 6: Final answer
    x = 13,475.91

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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.