Home / 14,083.40-19,433.75-8,417.01

Finding the Fourth Proportional to 14,083.40, 19,433.75 and 8,417.01

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Solution

The fourth proportional to 14,083.40, 19,433.75 and 8,417.01 is: 11,614.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.40 : 19,433.75 = 8,417.01 : x
  2. Step 2: Convert to fraction form
    14,083.40/19,433.75 = 8,417.01/x
  3. Step 3: Cross multiply
    14,083.40x = 19,433.75 × 8,417.01
  4. Step 4: Simplify right side
    14,083.40x = 163,574,089.13
  5. Step 5: Solve for x
    x = 163,574,089.13/14,083.40
  6. Step 6: Final answer
    x = 11,614.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.