Home / 18,497.79-25,526.43-10,113.75

Finding the Fourth Proportional to 18,497.79, 25,526.43 and 10,113.75

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Solution

The fourth proportional to 18,497.79, 25,526.43 and 10,113.75 is: 13,956.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,497.79 : 25,526.43 = 10,113.75 : x
  2. Step 2: Convert to fraction form
    18,497.79/25,526.43 = 10,113.75/x
  3. Step 3: Cross multiply
    18,497.79x = 25,526.43 × 10,113.75
  4. Step 4: Simplify right side
    18,497.79x = 258,167,931.41
  5. Step 5: Solve for x
    x = 258,167,931.41/18,497.79
  6. Step 6: Final answer
    x = 13,956.69

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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.