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Finding the Fourth Proportional to 16,415.60, 24,623.40 and 6,031.40

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Solution

The fourth proportional to 16,415.60, 24,623.40 and 6,031.40 is: 9,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,415.60 : 24,623.40 = 6,031.40 : x
  2. Step 2: Convert to fraction form
    16,415.60/24,623.40 = 6,031.40/x
  3. Step 3: Cross multiply
    16,415.60x = 24,623.40 × 6,031.40
  4. Step 4: Simplify right side
    16,415.60x = 148,513,574.76
  5. Step 5: Solve for x
    x = 148,513,574.76/16,415.60
  6. Step 6: Final answer
    x = 9,047.10

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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.