Home / 12,332.34-18,497.70-5,312.10

Finding the Fourth Proportional to 12,332.34, 18,497.70 and 5,312.10

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Solution

The fourth proportional to 12,332.34, 18,497.70 and 5,312.10 is: 7,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.34 : 18,497.70 = 5,312.10 : x
  2. Step 2: Convert to fraction form
    12,332.34/18,497.70 = 5,312.10/x
  3. Step 3: Cross multiply
    12,332.34x = 18,497.70 × 5,312.10
  4. Step 4: Simplify right side
    12,332.34x = 98,261,632.17
  5. Step 5: Solve for x
    x = 98,261,632.17/12,332.34
  6. Step 6: Final answer
    x = 7,967.80

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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.