Home / 19,146.51-26,421.93-10,763.01

Finding the Fourth Proportional to 19,146.51, 26,421.93 and 10,763.01

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Solution

The fourth proportional to 19,146.51, 26,421.93 and 10,763.01 is: 14,852.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,146.51 : 26,421.93 = 10,763.01 : x
  2. Step 2: Convert to fraction form
    19,146.51/26,421.93 = 10,763.01/x
  3. Step 3: Cross multiply
    19,146.51x = 26,421.93 × 10,763.01
  4. Step 4: Simplify right side
    19,146.51x = 284,379,496.81
  5. Step 5: Solve for x
    x = 284,379,496.81/19,146.51
  6. Step 6: Final answer
    x = 14,852.81

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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.