Home / 19,153.23-26,430.95-10,654.91

Finding the Fourth Proportional to 19,153.23, 26,430.95 and 10,654.91

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Solution

The fourth proportional to 19,153.23, 26,430.95 and 10,654.91 is: 14,703.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,153.23 : 26,430.95 = 10,654.91 : x
  2. Step 2: Convert to fraction form
    19,153.23/26,430.95 = 10,654.91/x
  3. Step 3: Cross multiply
    19,153.23x = 26,430.95 × 10,654.91
  4. Step 4: Simplify right side
    19,153.23x = 281,619,393.46
  5. Step 5: Solve for x
    x = 281,619,393.46/19,153.23
  6. Step 6: Final answer
    x = 14,703.49

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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.