Home / 23,497.05-32,428.01-12,888.75

Finding the Fourth Proportional to 23,497.05, 32,428.01 and 12,888.75

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Solution

The fourth proportional to 23,497.05, 32,428.01 and 12,888.75 is: 17,787.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,497.05 : 32,428.01 = 12,888.75 : x
  2. Step 2: Convert to fraction form
    23,497.05/32,428.01 = 12,888.75/x
  3. Step 3: Cross multiply
    23,497.05x = 32,428.01 × 12,888.75
  4. Step 4: Simplify right side
    23,497.05x = 417,956,667.71
  5. Step 5: Solve for x
    x = 417,956,667.71/23,497.05
  6. Step 6: Final answer
    x = 17,787.62

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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.