Home / 14,020.95-21,026.88-4,658.45

Finding the Fourth Proportional to 14,020.95, 21,026.88 and 4,658.45

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Solution

The fourth proportional to 14,020.95, 21,026.88 and 4,658.45 is: 6,986.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.95 : 21,026.88 = 4,658.45 : x
  2. Step 2: Convert to fraction form
    14,020.95/21,026.88 = 4,658.45/x
  3. Step 3: Cross multiply
    14,020.95x = 21,026.88 × 4,658.45
  4. Step 4: Simplify right side
    14,020.95x = 97,952,731.21
  5. Step 5: Solve for x
    x = 97,952,731.21/14,020.95
  6. Step 6: Final answer
    x = 6,986.17

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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.