Home / 25,707.12-38,534.40-14,590.36

Finding the Fourth Proportional to 25,707.12, 38,534.40 and 14,590.36

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Solution

The fourth proportional to 25,707.12, 38,534.40 and 14,590.36 is: 21,870.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,707.12 : 38,534.40 = 14,590.36 : x
  2. Step 2: Convert to fraction form
    25,707.12/38,534.40 = 14,590.36/x
  3. Step 3: Cross multiply
    25,707.12x = 38,534.40 × 14,590.36
  4. Step 4: Simplify right side
    25,707.12x = 562,230,768.38
  5. Step 5: Solve for x
    x = 562,230,768.38/25,707.12
  6. Step 6: Final answer
    x = 21,870.62

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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.