Home / 19,070.79-26,313.93-10,572.54

Finding the Fourth Proportional to 19,070.79, 26,313.93 and 10,572.54

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Solution

The fourth proportional to 19,070.79, 26,313.93 and 10,572.54 is: 14,588.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,070.79 : 26,313.93 = 10,572.54 : x
  2. Step 2: Convert to fraction form
    19,070.79/26,313.93 = 10,572.54/x
  3. Step 3: Cross multiply
    19,070.79x = 26,313.93 × 10,572.54
  4. Step 4: Simplify right side
    19,070.79x = 278,205,077.48
  5. Step 5: Solve for x
    x = 278,205,077.48/19,070.79
  6. Step 6: Final answer
    x = 14,588.02

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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.