Home / 34,454.28-47,547.41-19,350.21

Finding the Fourth Proportional to 34,454.28, 47,547.41 and 19,350.21

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Solution

The fourth proportional to 34,454.28, 47,547.41 and 19,350.21 is: 26,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,454.28 : 47,547.41 = 19,350.21 : x
  2. Step 2: Convert to fraction form
    34,454.28/47,547.41 = 19,350.21/x
  3. Step 3: Cross multiply
    34,454.28x = 47,547.41 × 19,350.21
  4. Step 4: Simplify right side
    34,454.28x = 920,052,271.71
  5. Step 5: Solve for x
    x = 920,052,271.71/34,454.28
  6. Step 6: Final answer
    x = 26,703.57

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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.