Home / 37,421.47-56,160.76-13,751.45

Finding the Fourth Proportional to 37,421.47, 56,160.76 and 13,751.45

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Solution

The fourth proportional to 37,421.47, 56,160.76 and 13,751.45 is: 20,637.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,421.47 : 56,160.76 = 13,751.45 : x
  2. Step 2: Convert to fraction form
    37,421.47/56,160.76 = 13,751.45/x
  3. Step 3: Cross multiply
    37,421.47x = 56,160.76 × 13,751.45
  4. Step 4: Simplify right side
    37,421.47x = 772,291,533.54
  5. Step 5: Solve for x
    x = 772,291,533.54/37,421.47
  6. Step 6: Final answer
    x = 20,637.66

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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.