Home / 38,685.50-58,031.63-10,983.50

Finding the Fourth Proportional to 38,685.50, 58,031.63 and 10,983.50

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Solution

The fourth proportional to 38,685.50, 58,031.63 and 10,983.50 is: 16,476.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,685.50 : 58,031.63 = 10,983.50 : x
  2. Step 2: Convert to fraction form
    38,685.50/58,031.63 = 10,983.50/x
  3. Step 3: Cross multiply
    38,685.50x = 58,031.63 × 10,983.50
  4. Step 4: Simplify right side
    38,685.50x = 637,390,353.19
  5. Step 5: Solve for x
    x = 637,390,353.19/38,685.50
  6. Step 6: Final answer
    x = 16,476.21

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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.