Home / 19,664.64-29,457.54-9,773.46

Finding the Fourth Proportional to 19,664.64, 29,457.54 and 9,773.46

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Solution

The fourth proportional to 19,664.64, 29,457.54 and 9,773.46 is: 14,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,664.64 : 29,457.54 = 9,773.46 : x
  2. Step 2: Convert to fraction form
    19,664.64/29,457.54 = 9,773.46/x
  3. Step 3: Cross multiply
    19,664.64x = 29,457.54 × 9,773.46
  4. Step 4: Simplify right side
    19,664.64x = 287,902,088.89
  5. Step 5: Solve for x
    x = 287,902,088.89/19,664.64
  6. Step 6: Final answer
    x = 14,640.60

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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.