Home / 19,547.12-29,320.42-4,756.05

Finding the Fourth Proportional to 19,547.12, 29,320.42 and 4,756.05

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Solution

The fourth proportional to 19,547.12, 29,320.42 and 4,756.05 is: 7,134.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,547.12 : 29,320.42 = 4,756.05 : x
  2. Step 2: Convert to fraction form
    19,547.12/29,320.42 = 4,756.05/x
  3. Step 3: Cross multiply
    19,547.12x = 29,320.42 × 4,756.05
  4. Step 4: Simplify right side
    19,547.12x = 139,449,383.54
  5. Step 5: Solve for x
    x = 139,449,383.54/19,547.12
  6. Step 6: Final answer
    x = 7,134.01

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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.