Home / 15,660.23-23,459.01-9,416.79

Finding the Fourth Proportional to 15,660.23, 23,459.01 and 9,416.79

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Solution

The fourth proportional to 15,660.23, 23,459.01 and 9,416.79 is: 14,106.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,660.23 : 23,459.01 = 9,416.79 : x
  2. Step 2: Convert to fraction form
    15,660.23/23,459.01 = 9,416.79/x
  3. Step 3: Cross multiply
    15,660.23x = 23,459.01 × 9,416.79
  4. Step 4: Simplify right side
    15,660.23x = 220,908,535.46
  5. Step 5: Solve for x
    x = 220,908,535.46/15,660.23
  6. Step 6: Final answer
    x = 14,106.34

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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.