Home / 15,478.70-23,203.67-8,088.26

Finding the Fourth Proportional to 15,478.70, 23,203.67 and 8,088.26

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Solution

The fourth proportional to 15,478.70, 23,203.67 and 8,088.26 is: 12,124.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,478.70 : 23,203.67 = 8,088.26 : x
  2. Step 2: Convert to fraction form
    15,478.70/23,203.67 = 8,088.26/x
  3. Step 3: Cross multiply
    15,478.70x = 23,203.67 × 8,088.26
  4. Step 4: Simplify right side
    15,478.70x = 187,677,159.45
  5. Step 5: Solve for x
    x = 187,677,159.45/15,478.70
  6. Step 6: Final answer
    x = 12,124.87

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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.