Home / 19,698.18-29,547.02-4,907.22

Finding the Fourth Proportional to 19,698.18, 29,547.02 and 4,907.22

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Solution

The fourth proportional to 19,698.18, 29,547.02 and 4,907.22 is: 7,360.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,698.18 : 29,547.02 = 4,907.22 : x
  2. Step 2: Convert to fraction form
    19,698.18/29,547.02 = 4,907.22/x
  3. Step 3: Cross multiply
    19,698.18x = 29,547.02 × 4,907.22
  4. Step 4: Simplify right side
    19,698.18x = 144,993,727.48
  5. Step 5: Solve for x
    x = 144,993,727.48/19,698.18
  6. Step 6: Final answer
    x = 7,360.77

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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.