Home / 14,509.50-21,762.78-4,646.13

Finding the Fourth Proportional to 14,509.50, 21,762.78 and 4,646.13

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Solution

The fourth proportional to 14,509.50, 21,762.78 and 4,646.13 is: 6,968.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,509.50 : 21,762.78 = 4,646.13 : x
  2. Step 2: Convert to fraction form
    14,509.50/21,762.78 = 4,646.13/x
  3. Step 3: Cross multiply
    14,509.50x = 21,762.78 × 4,646.13
  4. Step 4: Simplify right side
    14,509.50x = 101,112,705.04
  5. Step 5: Solve for x
    x = 101,112,705.04/14,509.50
  6. Step 6: Final answer
    x = 6,968.72

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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.