Home / 39,856.61-59,788.58-10,274.55

Finding the Fourth Proportional to 39,856.61, 59,788.58 and 10,274.55

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Solution

The fourth proportional to 39,856.61, 59,788.58 and 10,274.55 is: 15,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,856.61 : 59,788.58 = 10,274.55 : x
  2. Step 2: Convert to fraction form
    39,856.61/59,788.58 = 10,274.55/x
  3. Step 3: Cross multiply
    39,856.61x = 59,788.58 × 10,274.55
  4. Step 4: Simplify right side
    39,856.61x = 614,300,703.27
  5. Step 5: Solve for x
    x = 614,300,703.27/39,856.61
  6. Step 6: Final answer
    x = 15,412.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.