Home / 27,445.61-37,875.09-14,870.36

Finding the Fourth Proportional to 27,445.61, 37,875.09 and 14,870.36

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Solution

The fourth proportional to 27,445.61, 37,875.09 and 14,870.36 is: 20,521.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,445.61 : 37,875.09 = 14,870.36 : x
  2. Step 2: Convert to fraction form
    27,445.61/37,875.09 = 14,870.36/x
  3. Step 3: Cross multiply
    27,445.61x = 37,875.09 × 14,870.36
  4. Step 4: Simplify right side
    27,445.61x = 563,216,033.96
  5. Step 5: Solve for x
    x = 563,216,033.96/27,445.61
  6. Step 6: Final answer
    x = 20,521.17

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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.