Home / 47,130.65-65,041.55-25,621.85

Finding the Fourth Proportional to 47,130.65, 65,041.55 and 25,621.85

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Solution

The fourth proportional to 47,130.65, 65,041.55 and 25,621.85 is: 35,358.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,130.65 : 65,041.55 = 25,621.85 : x
  2. Step 2: Convert to fraction form
    47,130.65/65,041.55 = 25,621.85/x
  3. Step 3: Cross multiply
    47,130.65x = 65,041.55 × 25,621.85
  4. Step 4: Simplify right side
    47,130.65x = 1,666,484,384.55
  5. Step 5: Solve for x
    x = 1,666,484,384.55/47,130.65
  6. Step 6: Final answer
    x = 35,358.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.