Home / 39,547.08-54,569.70-22,776.84

Finding the Fourth Proportional to 39,547.08, 54,569.70 and 22,776.84

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Solution

The fourth proportional to 39,547.08, 54,569.70 and 22,776.84 is: 31,429.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,547.08 : 54,569.70 = 22,776.84 : x
  2. Step 2: Convert to fraction form
    39,547.08/54,569.70 = 22,776.84/x
  3. Step 3: Cross multiply
    39,547.08x = 54,569.70 × 22,776.84
  4. Step 4: Simplify right side
    39,547.08x = 1,242,925,325.75
  5. Step 5: Solve for x
    x = 1,242,925,325.75/39,547.08
  6. Step 6: Final answer
    x = 31,429.00

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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.