Home / 27,565.01-38,038.58-15,628.11

Finding the Fourth Proportional to 27,565.01, 38,038.58 and 15,628.11

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Solution

The fourth proportional to 27,565.01, 38,038.58 and 15,628.11 is: 21,566.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,565.01 : 38,038.58 = 15,628.11 : x
  2. Step 2: Convert to fraction form
    27,565.01/38,038.58 = 15,628.11/x
  3. Step 3: Cross multiply
    27,565.01x = 38,038.58 × 15,628.11
  4. Step 4: Simplify right side
    27,565.01x = 594,470,950.30
  5. Step 5: Solve for x
    x = 594,470,950.30/27,565.01
  6. Step 6: Final answer
    x = 21,566.14

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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.