Home / 19,221.18-26,526.15-10,837.50

Finding the Fourth Proportional to 19,221.18, 26,526.15 and 10,837.50

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Solution

The fourth proportional to 19,221.18, 26,526.15 and 10,837.50 is: 14,956.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,221.18 : 26,526.15 = 10,837.50 : x
  2. Step 2: Convert to fraction form
    19,221.18/26,526.15 = 10,837.50/x
  3. Step 3: Cross multiply
    19,221.18x = 26,526.15 × 10,837.50
  4. Step 4: Simplify right side
    19,221.18x = 287,477,150.63
  5. Step 5: Solve for x
    x = 287,477,150.63/19,221.18
  6. Step 6: Final answer
    x = 14,956.27

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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.