Home / 19,557.93-29,330.73-8,457.51

Finding the Fourth Proportional to 19,557.93, 29,330.73 and 8,457.51

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Solution

The fourth proportional to 19,557.93, 29,330.73 and 8,457.51 is: 12,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.93 : 29,330.73 = 8,457.51 : x
  2. Step 2: Convert to fraction form
    19,557.93/29,330.73 = 8,457.51/x
  3. Step 3: Cross multiply
    19,557.93x = 29,330.73 × 8,457.51
  4. Step 4: Simplify right side
    19,557.93x = 248,064,942.28
  5. Step 5: Solve for x
    x = 248,064,942.28/19,557.93
  6. Step 6: Final answer
    x = 12,683.60

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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.