Home / 14,036.50-21,047.70-4,673.21

Finding the Fourth Proportional to 14,036.50, 21,047.70 and 4,673.21

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Solution

The fourth proportional to 14,036.50, 21,047.70 and 4,673.21 is: 7,007.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036.50 : 21,047.70 = 4,673.21 : x
  2. Step 2: Convert to fraction form
    14,036.50/21,047.70 = 4,673.21/x
  3. Step 3: Cross multiply
    14,036.50x = 21,047.70 × 4,673.21
  4. Step 4: Simplify right side
    14,036.50x = 98,360,322.12
  5. Step 5: Solve for x
    x = 98,360,322.12/14,036.50
  6. Step 6: Final answer
    x = 7,007.47

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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.