Home / 19,000.23-26,219.64-10,502.20

Finding the Fourth Proportional to 19,000.23, 26,219.64 and 10,502.20

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Solution

The fourth proportional to 19,000.23, 26,219.64 and 10,502.20 is: 14,492.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000.23 : 26,219.64 = 10,502.20 : x
  2. Step 2: Convert to fraction form
    19,000.23/26,219.64 = 10,502.20/x
  3. Step 3: Cross multiply
    19,000.23x = 26,219.64 × 10,502.20
  4. Step 4: Simplify right side
    19,000.23x = 275,363,903.21
  5. Step 5: Solve for x
    x = 275,363,903.21/19,000.23
  6. Step 6: Final answer
    x = 14,492.66

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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.