Home / 45,421.12-62,666.56-27,510.40

Finding the Fourth Proportional to 45,421.12, 62,666.56 and 27,510.40

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Solution

The fourth proportional to 45,421.12, 62,666.56 and 27,510.40 is: 37,955.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,421.12 : 62,666.56 = 27,510.40 : x
  2. Step 2: Convert to fraction form
    45,421.12/62,666.56 = 27,510.40/x
  3. Step 3: Cross multiply
    45,421.12x = 62,666.56 × 27,510.40
  4. Step 4: Simplify right side
    45,421.12x = 1,723,982,132.22
  5. Step 5: Solve for x
    x = 1,723,982,132.22/45,421.12
  6. Step 6: Final answer
    x = 37,955.52

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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.