Home / 14,008.95-21,017.34-4,148.01

Finding the Fourth Proportional to 14,008.95, 21,017.34 and 4,148.01

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Solution

The fourth proportional to 14,008.95, 21,017.34 and 4,148.01 is: 6,223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008.95 : 21,017.34 = 4,148.01 : x
  2. Step 2: Convert to fraction form
    14,008.95/21,017.34 = 4,148.01/x
  3. Step 3: Cross multiply
    14,008.95x = 21,017.34 × 4,148.01
  4. Step 4: Simplify right side
    14,008.95x = 87,180,136.49
  5. Step 5: Solve for x
    x = 87,180,136.49/14,008.95
  6. Step 6: Final answer
    x = 6,223.17

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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.