Home / 14,054.29-19,395.18-7,681.16

Finding the Fourth Proportional to 14,054.29, 19,395.18 and 7,681.16

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Solution

The fourth proportional to 14,054.29, 19,395.18 and 7,681.16 is: 10,600.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.29 : 19,395.18 = 7,681.16 : x
  2. Step 2: Convert to fraction form
    14,054.29/19,395.18 = 7,681.16/x
  3. Step 3: Cross multiply
    14,054.29x = 19,395.18 × 7,681.16
  4. Step 4: Simplify right side
    14,054.29x = 148,977,383.83
  5. Step 5: Solve for x
    x = 148,977,383.83/14,054.29
  6. Step 6: Final answer
    x = 10,600.13

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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.