Home / 14,102.73-19,417.47-11,973.81

Finding the Fourth Proportional to 14,102.73, 19,417.47 and 11,973.81

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Solution

The fourth proportional to 14,102.73, 19,417.47 and 11,973.81 is: 16,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.73 : 19,417.47 = 11,973.81 : x
  2. Step 2: Convert to fraction form
    14,102.73/19,417.47 = 11,973.81/x
  3. Step 3: Cross multiply
    14,102.73x = 19,417.47 × 11,973.81
  4. Step 4: Simplify right side
    14,102.73x = 232,501,096.46
  5. Step 5: Solve for x
    x = 232,501,096.46/14,102.73
  6. Step 6: Final answer
    x = 16,486.25

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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.