Home / 14,365.32-19,779.14-13,053.08

Finding the Fourth Proportional to 14,365.32, 19,779.14 and 13,053.08

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Solution

The fourth proportional to 14,365.32, 19,779.14 and 13,053.08 is: 17,972.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365.32 : 19,779.14 = 13,053.08 : x
  2. Step 2: Convert to fraction form
    14,365.32/19,779.14 = 13,053.08/x
  3. Step 3: Cross multiply
    14,365.32x = 19,779.14 × 13,053.08
  4. Step 4: Simplify right side
    14,365.32x = 258,178,696.75
  5. Step 5: Solve for x
    x = 258,178,696.75/14,365.32
  6. Step 6: Final answer
    x = 17,972.36

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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.