Home / 25,133.31-34,683.80-13,802.99

Finding the Fourth Proportional to 25,133.31, 34,683.80 and 13,802.99

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Solution

The fourth proportional to 25,133.31, 34,683.80 and 13,802.99 is: 19,048.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,133.31 : 34,683.80 = 13,802.99 : x
  2. Step 2: Convert to fraction form
    25,133.31/34,683.80 = 13,802.99/x
  3. Step 3: Cross multiply
    25,133.31x = 34,683.80 × 13,802.99
  4. Step 4: Simplify right side
    25,133.31x = 478,739,902.13
  5. Step 5: Solve for x
    x = 478,739,902.13/25,133.31
  6. Step 6: Final answer
    x = 19,048.02

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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.