Home / 19,357.80-29,036.86-6,210.28

Finding the Fourth Proportional to 19,357.80, 29,036.86 and 6,210.28

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Solution

The fourth proportional to 19,357.80, 29,036.86 and 6,210.28 is: 9,315.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,357.80 : 29,036.86 = 6,210.28 : x
  2. Step 2: Convert to fraction form
    19,357.80/29,036.86 = 6,210.28/x
  3. Step 3: Cross multiply
    19,357.80x = 29,036.86 × 6,210.28
  4. Step 4: Simplify right side
    19,357.80x = 180,327,030.92
  5. Step 5: Solve for x
    x = 180,327,030.92/19,357.80
  6. Step 6: Final answer
    x = 9,315.47

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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.