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Finding the Fourth Proportional to 19,465.58, 26,862.50 and 10,513.08

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Solution

The fourth proportional to 19,465.58, 26,862.50 and 10,513.08 is: 14,508.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,465.58 : 26,862.50 = 10,513.08 : x
  2. Step 2: Convert to fraction form
    19,465.58/26,862.50 = 10,513.08/x
  3. Step 3: Cross multiply
    19,465.58x = 26,862.50 × 10,513.08
  4. Step 4: Simplify right side
    19,465.58x = 282,407,558.93
  5. Step 5: Solve for x
    x = 282,407,558.93/19,465.58
  6. Step 6: Final answer
    x = 14,508.05

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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.