Home / 25,547.16-38,210.58-19,689.24

Finding the Fourth Proportional to 25,547.16, 38,210.58 and 19,689.24

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Solution

The fourth proportional to 25,547.16, 38,210.58 and 19,689.24 is: 29,448.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,547.16 : 38,210.58 = 19,689.24 : x
  2. Step 2: Convert to fraction form
    25,547.16/38,210.58 = 19,689.24/x
  3. Step 3: Cross multiply
    25,547.16x = 38,210.58 × 19,689.24
  4. Step 4: Simplify right side
    25,547.16x = 752,337,280.16
  5. Step 5: Solve for x
    x = 752,337,280.16/25,547.16
  6. Step 6: Final answer
    x = 29,448.96

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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.