Home / 25,130.17-34,684.76-14,518.36

Finding the Fourth Proportional to 25,130.17, 34,684.76 and 14,518.36

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Solution

The fourth proportional to 25,130.17, 34,684.76 and 14,518.36 is: 20,038.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,130.17 : 34,684.76 = 14,518.36 : x
  2. Step 2: Convert to fraction form
    25,130.17/34,684.76 = 14,518.36/x
  3. Step 3: Cross multiply
    25,130.17x = 34,684.76 × 14,518.36
  4. Step 4: Simplify right side
    25,130.17x = 503,565,586.18
  5. Step 5: Solve for x
    x = 503,565,586.18/25,130.17
  6. Step 6: Final answer
    x = 20,038.29

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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.