Home / 15,679.70-23,521.13-4,586.59

Finding the Fourth Proportional to 15,679.70, 23,521.13 and 4,586.59

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Solution

The fourth proportional to 15,679.70, 23,521.13 and 4,586.59 is: 6,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,679.70 : 23,521.13 = 4,586.59 : x
  2. Step 2: Convert to fraction form
    15,679.70/23,521.13 = 4,586.59/x
  3. Step 3: Cross multiply
    15,679.70x = 23,521.13 × 4,586.59
  4. Step 4: Simplify right side
    15,679.70x = 107,881,779.65
  5. Step 5: Solve for x
    x = 107,881,779.65/15,679.70
  6. Step 6: Final answer
    x = 6,880.35

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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.