Home / 27,445.88-37,875.32-14,870.63

Finding the Fourth Proportional to 27,445.88, 37,875.32 and 14,870.63

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Solution

The fourth proportional to 27,445.88, 37,875.32 and 14,870.63 is: 20,521.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,445.88 : 37,875.32 = 14,870.63 : x
  2. Step 2: Convert to fraction form
    27,445.88/37,875.32 = 14,870.63/x
  3. Step 3: Cross multiply
    27,445.88x = 37,875.32 × 14,870.63
  4. Step 4: Simplify right side
    27,445.88x = 563,229,606.12
  5. Step 5: Solve for x
    x = 563,229,606.12/27,445.88
  6. Step 6: Final answer
    x = 20,521.47

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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.