Home / 25,430.98-38,097.27-14,303.86

Finding the Fourth Proportional to 25,430.98, 38,097.27 and 14,303.86

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Solution

The fourth proportional to 25,430.98, 38,097.27 and 14,303.86 is: 21,428.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,430.98 : 38,097.27 = 14,303.86 : x
  2. Step 2: Convert to fraction form
    25,430.98/38,097.27 = 14,303.86/x
  3. Step 3: Cross multiply
    25,430.98x = 38,097.27 × 14,303.86
  4. Step 4: Simplify right side
    25,430.98x = 544,938,016.46
  5. Step 5: Solve for x
    x = 544,938,016.46/25,430.98
  6. Step 6: Final answer
    x = 21,428.12

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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.