Home / 39,727.98-59,598.45-12,019.50

Finding the Fourth Proportional to 39,727.98, 59,598.45 and 12,019.50

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Solution

The fourth proportional to 39,727.98, 59,598.45 and 12,019.50 is: 18,031.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,727.98 : 59,598.45 = 12,019.50 : x
  2. Step 2: Convert to fraction form
    39,727.98/59,598.45 = 12,019.50/x
  3. Step 3: Cross multiply
    39,727.98x = 59,598.45 × 12,019.50
  4. Step 4: Simplify right side
    39,727.98x = 716,343,569.78
  5. Step 5: Solve for x
    x = 716,343,569.78/39,727.98
  6. Step 6: Final answer
    x = 18,031.21

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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.