Home / 31,275.78-46,924.47-19,575.06

Finding the Fourth Proportional to 31,275.78, 46,924.47 and 19,575.06

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Solution

The fourth proportional to 31,275.78, 46,924.47 and 19,575.06 is: 29,369.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,275.78 : 46,924.47 = 19,575.06 : x
  2. Step 2: Convert to fraction form
    31,275.78/46,924.47 = 19,575.06/x
  3. Step 3: Cross multiply
    31,275.78x = 46,924.47 × 19,575.06
  4. Step 4: Simplify right side
    31,275.78x = 918,549,315.72
  5. Step 5: Solve for x
    x = 918,549,315.72/31,275.78
  6. Step 6: Final answer
    x = 29,369.35

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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.