Home / 14,030.49-21,038.70-4,667.21

Finding the Fourth Proportional to 14,030.49, 21,038.70 and 4,667.21

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Solution

The fourth proportional to 14,030.49, 21,038.70 and 4,667.21 is: 6,998.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.49 : 21,038.70 = 4,667.21 : x
  2. Step 2: Convert to fraction form
    14,030.49/21,038.70 = 4,667.21/x
  3. Step 3: Cross multiply
    14,030.49x = 21,038.70 × 4,667.21
  4. Step 4: Simplify right side
    14,030.49x = 98,192,031.03
  5. Step 5: Solve for x
    x = 98,192,031.03/14,030.49
  6. Step 6: Final answer
    x = 6,998.47

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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.