Home / 15,350.61-21,184.64-10,237.29

Finding the Fourth Proportional to 15,350.61, 21,184.64 and 10,237.29

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Solution

The fourth proportional to 15,350.61, 21,184.64 and 10,237.29 is: 14,127.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,350.61 : 21,184.64 = 10,237.29 : x
  2. Step 2: Convert to fraction form
    15,350.61/21,184.64 = 10,237.29/x
  3. Step 3: Cross multiply
    15,350.61x = 21,184.64 × 10,237.29
  4. Step 4: Simplify right side
    15,350.61x = 216,873,210.99
  5. Step 5: Solve for x
    x = 216,873,210.99/15,350.61
  6. Step 6: Final answer
    x = 14,127.98

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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.