Home / 32,700.04-45,129.12-19,275.48

Finding the Fourth Proportional to 32,700.04, 45,129.12 and 19,275.48

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Solution

The fourth proportional to 32,700.04, 45,129.12 and 19,275.48 is: 26,601.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,700.04 : 45,129.12 = 19,275.48 : x
  2. Step 2: Convert to fraction form
    32,700.04/45,129.12 = 19,275.48/x
  3. Step 3: Cross multiply
    32,700.04x = 45,129.12 × 19,275.48
  4. Step 4: Simplify right side
    32,700.04x = 869,885,449.98
  5. Step 5: Solve for x
    x = 869,885,449.98/32,700.04
  6. Step 6: Final answer
    x = 26,601.97

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1.5x scale

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.