Home / 15,838.49-23,748.91-6,485.06

Finding the Fourth Proportional to 15,838.49, 23,748.91 and 6,485.06

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Solution

The fourth proportional to 15,838.49, 23,748.91 and 6,485.06 is: 9,723.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,838.49 : 23,748.91 = 6,485.06 : x
  2. Step 2: Convert to fraction form
    15,838.49/23,748.91 = 6,485.06/x
  3. Step 3: Cross multiply
    15,838.49x = 23,748.91 × 6,485.06
  4. Step 4: Simplify right side
    15,838.49x = 154,013,106.28
  5. Step 5: Solve for x
    x = 154,013,106.28/15,838.49
  6. Step 6: Final answer
    x = 9,723.98

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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.