Home / 37,045.34-55,576.81-12,085.40

Finding the Fourth Proportional to 37,045.34, 55,576.81 and 12,085.40

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Solution

The fourth proportional to 37,045.34, 55,576.81 and 12,085.40 is: 18,130.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,045.34 : 55,576.81 = 12,085.40 : x
  2. Step 2: Convert to fraction form
    37,045.34/55,576.81 = 12,085.40/x
  3. Step 3: Cross multiply
    37,045.34x = 55,576.81 × 12,085.40
  4. Step 4: Simplify right side
    37,045.34x = 671,668,133.62
  5. Step 5: Solve for x
    x = 671,668,133.62/37,045.34
  6. Step 6: Final answer
    x = 18,130.98

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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.