Home / 15,988.40-24,004.20-10,156.40

Finding the Fourth Proportional to 15,988.40, 24,004.20 and 10,156.40

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Solution

The fourth proportional to 15,988.40, 24,004.20 and 10,156.40 is: 15,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988.40 : 24,004.20 = 10,156.40 : x
  2. Step 2: Convert to fraction form
    15,988.40/24,004.20 = 10,156.40/x
  3. Step 3: Cross multiply
    15,988.40x = 24,004.20 × 10,156.40
  4. Step 4: Simplify right side
    15,988.40x = 243,796,256.88
  5. Step 5: Solve for x
    x = 243,796,256.88/15,988.40
  6. Step 6: Final answer
    x = 15,248.32

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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.