Home / 37,681.20-56,521.76-14,307.60

Finding the Fourth Proportional to 37,681.20, 56,521.76 and 14,307.60

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Solution

The fourth proportional to 37,681.20, 56,521.76 and 14,307.60 is: 21,461.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,681.20 : 56,521.76 = 14,307.60 : x
  2. Step 2: Convert to fraction form
    37,681.20/56,521.76 = 14,307.60/x
  3. Step 3: Cross multiply
    37,681.20x = 56,521.76 × 14,307.60
  4. Step 4: Simplify right side
    37,681.20x = 808,690,733.38
  5. Step 5: Solve for x
    x = 808,690,733.38/37,681.20
  6. Step 6: Final answer
    x = 21,461.38

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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.