Home / 14,362.95-21,532.80-6,459.68

Finding the Fourth Proportional to 14,362.95, 21,532.80 and 6,459.68

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Solution

The fourth proportional to 14,362.95, 21,532.80 and 6,459.68 is: 9,684.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,362.95 : 21,532.80 = 6,459.68 : x
  2. Step 2: Convert to fraction form
    14,362.95/21,532.80 = 6,459.68/x
  3. Step 3: Cross multiply
    14,362.95x = 21,532.80 × 6,459.68
  4. Step 4: Simplify right side
    14,362.95x = 139,094,889.84
  5. Step 5: Solve for x
    x = 139,094,889.84/14,362.95
  6. Step 6: Final answer
    x = 9,684.28

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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.