Home / 14,275.61-21,413.33-11,158.24

Finding the Fourth Proportional to 14,275.61, 21,413.33 and 11,158.24

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Solution

The fourth proportional to 14,275.61, 21,413.33 and 11,158.24 is: 16,737.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275.61 : 21,413.33 = 11,158.24 : x
  2. Step 2: Convert to fraction form
    14,275.61/21,413.33 = 11,158.24/x
  3. Step 3: Cross multiply
    14,275.61x = 21,413.33 × 11,158.24
  4. Step 4: Simplify right side
    14,275.61x = 238,935,075.34
  5. Step 5: Solve for x
    x = 238,935,075.34/14,275.61
  6. Step 6: Final answer
    x = 16,737.29

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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.